rnd-20040322-B-src
[rocksndiamonds.git] / src / editor.c
index 061d1304d3a92227dd2c880bb00cf235d3b79d45..7852895b4d85797be41f155461ec36116a7c21ae 100644 (file)
@@ -47,6 +47,8 @@
 #define ED_CTRL1_BUTTONS_GFX_YPOS      236
 #define ED_CTRL2_BUTTONS_GFX_YPOS      236
 #define ED_CTRL3_BUTTONS_GFX_YPOS      324
+#define ED_CTRL4_BUTTONS_GFX_XPOS      44
+#define ED_CTRL4_BUTTONS_GFX_YPOS      214
 #define ED_CTRL1_BUTTONS_ALT_GFX_YPOS  142
 #define ED_CTRL3_BUTTONS_ALT_GFX_YPOS  302
 
 #define ED_CTRL3_BUTTON_YSIZE          22
 #define ED_CTRL3_BUTTONS_XPOS          6
 #define ED_CTRL3_BUTTONS_YPOS          6
+#define ED_CTRL4_BUTTON_XSIZE          22
+#define ED_CTRL4_BUTTON_YSIZE          22
+#define ED_CTRL4_BUTTONS_XPOS          6
+#define ED_CTRL4_BUTTONS_YPOS          6
 
 #define ED_CTRL1_BUTTONS_HORIZ         4
 #define ED_CTRL1_BUTTONS_VERT          4
 #define ED_CTRL2_BUTTONS_VERT          2
 #define ED_CTRL3_BUTTONS_HORIZ         3
 #define ED_CTRL3_BUTTONS_VERT          1
+#define ED_CTRL4_BUTTONS_HORIZ         2
+#define ED_CTRL4_BUTTONS_VERT          1
 
 #define ED_NUM_CTRL1_BUTTONS   (ED_CTRL1_BUTTONS_HORIZ * ED_CTRL1_BUTTONS_VERT)
 #define ED_NUM_CTRL2_BUTTONS   (ED_CTRL2_BUTTONS_HORIZ * ED_CTRL2_BUTTONS_VERT)
 #define ED_NUM_CTRL3_BUTTONS   (ED_CTRL3_BUTTONS_HORIZ * ED_CTRL3_BUTTONS_VERT)
-#define ED_NUM_CTRL1_2_BUTTONS (ED_NUM_CTRL1_BUTTONS + ED_NUM_CTRL2_BUTTONS)
+#define ED_NUM_CTRL4_BUTTONS   (ED_CTRL4_BUTTONS_HORIZ * ED_CTRL4_BUTTONS_VERT)
+#define ED_NUM_CTRL1_2_BUTTONS (ED_NUM_CTRL1_BUTTONS   + ED_NUM_CTRL2_BUTTONS)
+#define ED_NUM_CTRL1_3_BUTTONS (ED_NUM_CTRL1_2_BUTTONS + ED_NUM_CTRL3_BUTTONS)
 #define ED_NUM_CTRL_BUTTONS    (ED_NUM_CTRL1_BUTTONS + \
                                ED_NUM_CTRL2_BUTTONS + \
-                               ED_NUM_CTRL3_BUTTONS)
+                               ED_NUM_CTRL3_BUTTONS + \
+                               ED_NUM_CTRL4_BUTTONS)
 
 /* values for the element list */
 #define ED_ELEMENTLIST_XPOS            5
 #define ED_SETTINGS_YOFFSET            (3 * MINI_TILEY / 2)
 
 #define ED_SETTINGS_XPOS(n)            (ED_SETTINGS_XSTART + \
-                                        n * ED_SETTINGS_XOFFSET)
+                                        (n) * ED_SETTINGS_XOFFSET)
 #define ED_SETTINGS_YPOS(n)            (ED_SETTINGS_YSTART + \
-                                        n * ED_SETTINGS_YOFFSET)
+                                        (n) * ED_SETTINGS_YOFFSET)
 
 #define ED_SETTINGS1_YPOS              MINI_TILEY
 #define ED_SETTINGS2_XPOS              MINI_TILEX
 #define ED_COUNTER_YSTART              (ED_SETTINGS1_YPOS + 2 * TILEY)
 #define ED_COUNTER_YDISTANCE           (3 * MINI_TILEY)
 #define ED_COUNTER_YPOS(n)             (ED_COUNTER_YSTART + \
-                                        n * ED_COUNTER_YDISTANCE)
+                                        (n) * ED_COUNTER_YDISTANCE)
 #define ED_COUNTER2_YPOS(n)            (ED_COUNTER_YSTART + \
-                                        n * ED_COUNTER_YDISTANCE - 2)
+                                        (n) * ED_COUNTER_YDISTANCE - 2)
 
 /* values for element content drawing areas */
 /* amoeba content */
-#define ED_AREA_ELEM_CONTENT_XPOS      ( 2 * MINI_TILEX)
-#define ED_AREA_ELEM_CONTENT_YPOS      (22 * MINI_TILEY)
+#define ED_AREA_AMOEBA_CONTENT_XPOS    ED_SETTINGS_XPOS(0)
+#define ED_AREA_AMOEBA_CONTENT_YPOS    (ED_SETTINGS_YPOS(2) + \
+                                        ED_GADGET_DISTANCE)
 
 /* yamyam content */
-#define ED_AREA_YAMYAM_CONTENT_XPOS(n) (ED_AREA_ELEM_CONTENT_XPOS + \
-                                        5 * (n % 4) * MINI_TILEX)
-#define ED_AREA_YAMYAM_CONTENT_YPOS(n) (ED_AREA_ELEM_CONTENT_YPOS + \
-                                        6 * (n / 4) * MINI_TILEY)
+#define ED_AREA_YAMYAM_CONTENT_XPOS(n) (2 * MINI_TILEX + \
+                                        5 * ((n) % 4) * MINI_TILEX)
+#define ED_AREA_YAMYAM_CONTENT_YPOS(n) (17 * MINI_TILEY + \
+                                        6 * ((n) / 4) * MINI_TILEY)
 
 /* custom change target */
-#define ED_AREA_ELEM_CONTENT2_YPOS     (ED_SETTINGS_YPOS(2) + \
+#define ED_AREA_ELEM_CONTENT2_YPOS     (ED_SETTINGS_YPOS(1) + \
                                         ED_GADGET_DISTANCE)
 /* optional custom graphic */
 #define ED_AREA_ELEM_CONTENT3_YPOS     (ED_SETTINGS_YPOS(1) + \
                                         ED_GADGET_DISTANCE)
 /* custom element content */
 #define ED_AREA_ELEM_CONTENT4_XPOS     (29 * MINI_TILEX)
-#define ED_AREA_ELEM_CONTENT4_YPOS     (ED_SETTINGS_YPOS(12) + \
+#define ED_AREA_ELEM_CONTENT4_YPOS     (ED_SETTINGS_YPOS(2) + \
                                         ED_GADGET_DISTANCE - MINI_TILEY)
+/* movement enter/leave element */
+#define ED_AREA_ELEM_CONTENT4a_XPOS    (29 * MINI_TILEX)
+#define ED_AREA_ELEM_CONTENT4a_YPOS    (ED_SETTINGS_YPOS(11) + \
+                                        ED_GADGET_DISTANCE)
+#define ED_AREA_ELEM_CONTENT4b_XPOS    (29 * MINI_TILEX)
+#define ED_AREA_ELEM_CONTENT4b_YPOS    (ED_SETTINGS_YPOS(11) + \
+                                        ED_GADGET_DISTANCE)
 /* custom change trigger element */
-#define ED_AREA_ELEM_CONTENT5_YPOS     (ED_SETTINGS_YPOS(6) + \
+#define ED_AREA_ELEM_CONTENT5_YPOS     (ED_SETTINGS_YPOS(5) + \
                                         ED_GADGET_DISTANCE)
 /* extended custom change target */
 #define ED_AREA_ELEM_CONTENT6_XPOS     (29 * MINI_TILEX)
 #define ED_AREA_ELEM_CONTENT6_YPOS     (ED_SETTINGS_YPOS(10) + \
                                         ED_GADGET_DISTANCE - MINI_TILEY)
+/* group element content */
+#define ED_AREA_GROUP_CONTENT_XPOS     ED_SETTINGS_XPOS(0)
+#if 1
+#define ED_AREA_GROUP_CONTENT_YPOS     (ED_SETTINGS_YPOS(4) + \
+                                        ED_GADGET_DISTANCE)
+#else
+#define ED_AREA_GROUP_CONTENT_YPOS     (22 * MINI_TILEY)
+#endif
 
 /* values for random placement background drawing area */
 #define ED_AREA_RANDOM_BACKGROUND_YPOS (31 * MINI_TILEY)
 #define ED_RADIOBUTTON_YPOS            (ED_BUTTON_MINUS_YPOS + 44)
 #define ED_STICKYBUTTON_YPOS           (ED_BUTTON_MINUS_YPOS + 66)
 
-/* some positions in the editor control window */
-#define ED_BUTTON_ELEM_XPOS            6
-#define ED_BUTTON_ELEM_YPOS            30
-#define ED_BUTTON_ELEM_XSIZE           22
-#define ED_BUTTON_ELEM_YSIZE           22
+/* values for some special graphic buttons */
+#define ED_COPY_CHANGE_PAGE_XPOS       25
+#define ED_COPY_CHANGE_PAGE_YPOS       50
+#define ED_PASTE_CHANGE_PAGE_XPOS      25
+#define ED_PASTE_CHANGE_PAGE_YPOS      70
 
 /* some values for text input, selectbox and counter gadgets */
 #define ED_BUTTON_COUNT_YPOS           60
 #define GADGET_ID_CUSTOM_COPY_FROM     (GADGET_ID_TOOLBOX_FIRST + 22)
 #define GADGET_ID_CUSTOM_COPY_TO       (GADGET_ID_TOOLBOX_FIRST + 23)
 #define GADGET_ID_CUSTOM_EXCHANGE      (GADGET_ID_TOOLBOX_FIRST + 24)
+#define GADGET_ID_CUSTOM_COPY          (GADGET_ID_TOOLBOX_FIRST + 25)
+#define GADGET_ID_CUSTOM_PASTE         (GADGET_ID_TOOLBOX_FIRST + 26)
 
 /* counter button identifiers */
-#define GADGET_ID_COUNTER_FIRST                (GADGET_ID_TOOLBOX_FIRST + 25)
+#define GADGET_ID_COUNTER_FIRST                (GADGET_ID_TOOLBOX_FIRST + 27)
 
 #define GADGET_ID_SELECT_LEVEL_DOWN    (GADGET_ID_COUNTER_FIRST + 0)
 #define GADGET_ID_SELECT_LEVEL_TEXT    (GADGET_ID_COUNTER_FIRST + 1)
 #define GADGET_ID_PUSH_DELAY_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 42)
 #define GADGET_ID_PUSH_DELAY_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 43)
 #define GADGET_ID_PUSH_DELAY_RND_UP    (GADGET_ID_COUNTER_FIRST + 44)
-#define GADGET_ID_MOVE_DELAY_FIX_DOWN  (GADGET_ID_COUNTER_FIRST + 45)
-#define GADGET_ID_MOVE_DELAY_FIX_TEXT  (GADGET_ID_COUNTER_FIRST + 46)
-#define GADGET_ID_MOVE_DELAY_FIX_UP    (GADGET_ID_COUNTER_FIRST + 47)
-#define GADGET_ID_MOVE_DELAY_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 48)
-#define GADGET_ID_MOVE_DELAY_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 49)
-#define GADGET_ID_MOVE_DELAY_RND_UP    (GADGET_ID_COUNTER_FIRST + 50)
-#define GADGET_ID_CHANGE_DELAY_FIX_DOWN        (GADGET_ID_COUNTER_FIRST + 51)
-#define GADGET_ID_CHANGE_DELAY_FIX_TEXT        (GADGET_ID_COUNTER_FIRST + 52)
-#define GADGET_ID_CHANGE_DELAY_FIX_UP  (GADGET_ID_COUNTER_FIRST + 53)
-#define GADGET_ID_CHANGE_DELAY_RND_DOWN        (GADGET_ID_COUNTER_FIRST + 54)
-#define GADGET_ID_CHANGE_DELAY_RND_TEXT        (GADGET_ID_COUNTER_FIRST + 55)
-#define GADGET_ID_CHANGE_DELAY_RND_UP  (GADGET_ID_COUNTER_FIRST + 56)
-#define GADGET_ID_CHANGE_CONT_RND_DOWN (GADGET_ID_COUNTER_FIRST + 57)
-#define GADGET_ID_CHANGE_CONT_RND_TEXT (GADGET_ID_COUNTER_FIRST + 58)
-#define GADGET_ID_CHANGE_CONT_RND_UP   (GADGET_ID_COUNTER_FIRST + 59)
+#define GADGET_ID_DROP_DELAY_FIX_DOWN  (GADGET_ID_COUNTER_FIRST + 45)
+#define GADGET_ID_DROP_DELAY_FIX_TEXT  (GADGET_ID_COUNTER_FIRST + 46)
+#define GADGET_ID_DROP_DELAY_FIX_UP    (GADGET_ID_COUNTER_FIRST + 47)
+#define GADGET_ID_DROP_DELAY_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 48)
+#define GADGET_ID_DROP_DELAY_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 49)
+#define GADGET_ID_DROP_DELAY_RND_UP    (GADGET_ID_COUNTER_FIRST + 50)
+#define GADGET_ID_MOVE_DELAY_FIX_DOWN  (GADGET_ID_COUNTER_FIRST + 51)
+#define GADGET_ID_MOVE_DELAY_FIX_TEXT  (GADGET_ID_COUNTER_FIRST + 52)
+#define GADGET_ID_MOVE_DELAY_FIX_UP    (GADGET_ID_COUNTER_FIRST + 53)
+#define GADGET_ID_MOVE_DELAY_RND_DOWN  (GADGET_ID_COUNTER_FIRST + 54)
+#define GADGET_ID_MOVE_DELAY_RND_TEXT  (GADGET_ID_COUNTER_FIRST + 55)
+#define GADGET_ID_MOVE_DELAY_RND_UP    (GADGET_ID_COUNTER_FIRST + 56)
+#define GADGET_ID_EXPLOSION_DELAY_DOWN (GADGET_ID_COUNTER_FIRST + 57)
+#define GADGET_ID_EXPLOSION_DELAY_TEXT (GADGET_ID_COUNTER_FIRST + 58)
+#define GADGET_ID_EXPLOSION_DELAY_UP   (GADGET_ID_COUNTER_FIRST + 59)
+#define GADGET_ID_IGNITION_DELAY_DOWN  (GADGET_ID_COUNTER_FIRST + 60)
+#define GADGET_ID_IGNITION_DELAY_TEXT  (GADGET_ID_COUNTER_FIRST + 61)
+#define GADGET_ID_IGNITION_DELAY_UP    (GADGET_ID_COUNTER_FIRST + 62)
+#define GADGET_ID_CHANGE_DELAY_FIX_DOWN        (GADGET_ID_COUNTER_FIRST + 63)
+#define GADGET_ID_CHANGE_DELAY_FIX_TEXT        (GADGET_ID_COUNTER_FIRST + 64)
+#define GADGET_ID_CHANGE_DELAY_FIX_UP  (GADGET_ID_COUNTER_FIRST + 65)
+#define GADGET_ID_CHANGE_DELAY_RND_DOWN        (GADGET_ID_COUNTER_FIRST + 66)
+#define GADGET_ID_CHANGE_DELAY_RND_TEXT        (GADGET_ID_COUNTER_FIRST + 67)
+#define GADGET_ID_CHANGE_DELAY_RND_UP  (GADGET_ID_COUNTER_FIRST + 68)
+#define GADGET_ID_CHANGE_CONT_RND_DOWN (GADGET_ID_COUNTER_FIRST + 69)
+#define GADGET_ID_CHANGE_CONT_RND_TEXT (GADGET_ID_COUNTER_FIRST + 70)
+#define GADGET_ID_CHANGE_CONT_RND_UP   (GADGET_ID_COUNTER_FIRST + 71)
+#define GADGET_ID_GROUP_CONTENT_DOWN   (GADGET_ID_COUNTER_FIRST + 72)
+#define GADGET_ID_GROUP_CONTENT_TEXT   (GADGET_ID_COUNTER_FIRST + 73)
+#define GADGET_ID_GROUP_CONTENT_UP     (GADGET_ID_COUNTER_FIRST + 74)
 
 /* drawing area identifiers */
-#define GADGET_ID_DRAWING_AREA_FIRST   (GADGET_ID_COUNTER_FIRST + 60)
+#define GADGET_ID_DRAWING_AREA_FIRST   (GADGET_ID_COUNTER_FIRST + 75)
 
 #define GADGET_ID_DRAWING_LEVEL                (GADGET_ID_DRAWING_AREA_FIRST + 0)
 #define GADGET_ID_ELEMENT_CONTENT_0    (GADGET_ID_DRAWING_AREA_FIRST + 1)
 #define GADGET_ID_AMOEBA_CONTENT       (GADGET_ID_DRAWING_AREA_FIRST + 9)
 #define GADGET_ID_CUSTOM_GRAPHIC       (GADGET_ID_DRAWING_AREA_FIRST + 10)
 #define GADGET_ID_CUSTOM_CONTENT       (GADGET_ID_DRAWING_AREA_FIRST + 11)
-#define GADGET_ID_CUSTOM_CHANGE_TARGET (GADGET_ID_DRAWING_AREA_FIRST + 12)
-#define GADGET_ID_CUSTOM_CHANGE_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 13)
-#define GADGET_ID_CUSTOM_CHANGE_TRIGGER        (GADGET_ID_DRAWING_AREA_FIRST + 14)
-#define GADGET_ID_RANDOM_BACKGROUND    (GADGET_ID_DRAWING_AREA_FIRST + 15)
+#define GADGET_ID_CUSTOM_MOVE_ENTER    (GADGET_ID_DRAWING_AREA_FIRST + 12)
+#define GADGET_ID_CUSTOM_MOVE_LEAVE    (GADGET_ID_DRAWING_AREA_FIRST + 13)
+#define GADGET_ID_CUSTOM_CHANGE_TARGET (GADGET_ID_DRAWING_AREA_FIRST + 14)
+#define GADGET_ID_CUSTOM_CHANGE_CONTENT        (GADGET_ID_DRAWING_AREA_FIRST + 15)
+#define GADGET_ID_CUSTOM_CHANGE_TRIGGER        (GADGET_ID_DRAWING_AREA_FIRST + 16)
+#define GADGET_ID_GROUP_CONTENT                (GADGET_ID_DRAWING_AREA_FIRST + 17)
+#define GADGET_ID_RANDOM_BACKGROUND    (GADGET_ID_DRAWING_AREA_FIRST + 18)
 
 /* text input identifiers */
-#define GADGET_ID_TEXT_INPUT_FIRST     (GADGET_ID_DRAWING_AREA_FIRST + 16)
+#define GADGET_ID_TEXT_INPUT_FIRST     (GADGET_ID_DRAWING_AREA_FIRST + 19)
 
 #define GADGET_ID_LEVEL_NAME           (GADGET_ID_TEXT_INPUT_FIRST + 0)
 #define GADGET_ID_LEVEL_AUTHOR         (GADGET_ID_TEXT_INPUT_FIRST + 1)
 /* selectbox identifiers */
 #define GADGET_ID_SELECTBOX_FIRST      (GADGET_ID_TEXT_AREA_FIRST + 1)
 
-#define GADGET_ID_CUSTOM_WALK_TO_ACTION        (GADGET_ID_SELECTBOX_FIRST + 0)
-#define GADGET_ID_CUSTOM_CONSISTENCY   (GADGET_ID_SELECTBOX_FIRST + 1)
-#define GADGET_ID_CUSTOM_DEADLINESS    (GADGET_ID_SELECTBOX_FIRST + 2)
-#define GADGET_ID_CUSTOM_MOVE_PATTERN  (GADGET_ID_SELECTBOX_FIRST + 3)
-#define GADGET_ID_CUSTOM_MOVE_DIRECTION        (GADGET_ID_SELECTBOX_FIRST + 4)
-#define GADGET_ID_CUSTOM_MOVE_STEPSIZE (GADGET_ID_SELECTBOX_FIRST + 5)
-#define GADGET_ID_CUSTOM_SMASH_TARGETS (GADGET_ID_SELECTBOX_FIRST + 6)
-#define GADGET_ID_CUSTOM_SLIPPERY_TYPE (GADGET_ID_SELECTBOX_FIRST + 7)
-#define GADGET_ID_CUSTOM_ACCESS_TYPE   (GADGET_ID_SELECTBOX_FIRST + 8)
-#define GADGET_ID_CUSTOM_ACCESS_LAYER  (GADGET_ID_SELECTBOX_FIRST + 9)
-#define GADGET_ID_CHANGE_TIME_UNITS    (GADGET_ID_SELECTBOX_FIRST + 10)
-#define GADGET_ID_CHANGE_DIRECT_ACTION (GADGET_ID_SELECTBOX_FIRST + 11)
-#define GADGET_ID_CHANGE_OTHER_ACTION  (GADGET_ID_SELECTBOX_FIRST + 12)
-#define GADGET_ID_CHANGE_SIDES         (GADGET_ID_SELECTBOX_FIRST + 13)
-#define GADGET_ID_CHANGE_POWER         (GADGET_ID_SELECTBOX_FIRST + 14)
-#define GADGET_ID_SELECT_CHANGE_PAGE   (GADGET_ID_SELECTBOX_FIRST + 15)
+#define GADGET_ID_TIME_OR_STEPS                (GADGET_ID_SELECTBOX_FIRST + 0)
+#define GADGET_ID_CUSTOM_WALK_TO_ACTION        (GADGET_ID_SELECTBOX_FIRST + 1)
+#define GADGET_ID_CUSTOM_CONSISTENCY   (GADGET_ID_SELECTBOX_FIRST + 2)
+#define GADGET_ID_CUSTOM_DEADLINESS    (GADGET_ID_SELECTBOX_FIRST + 3)
+#define GADGET_ID_CUSTOM_MOVE_PATTERN  (GADGET_ID_SELECTBOX_FIRST + 4)
+#define GADGET_ID_CUSTOM_MOVE_DIRECTION        (GADGET_ID_SELECTBOX_FIRST + 5)
+#define GADGET_ID_CUSTOM_MOVE_STEPSIZE (GADGET_ID_SELECTBOX_FIRST + 6)
+#define GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE (GADGET_ID_SELECTBOX_FIRST + 7)
+#define GADGET_ID_CUSTOM_SMASH_TARGETS (GADGET_ID_SELECTBOX_FIRST + 8)
+#define GADGET_ID_CUSTOM_SLIPPERY_TYPE (GADGET_ID_SELECTBOX_FIRST + 9)
+#define GADGET_ID_CUSTOM_ACCESS_TYPE   (GADGET_ID_SELECTBOX_FIRST + 10)
+#define GADGET_ID_CUSTOM_ACCESS_LAYER  (GADGET_ID_SELECTBOX_FIRST + 11)
+#define GADGET_ID_CUSTOM_ACCESS_PROTECTED (GADGET_ID_SELECTBOX_FIRST + 12)
+#define GADGET_ID_CUSTOM_ACCESS_DIRECTION (GADGET_ID_SELECTBOX_FIRST + 13)
+#define GADGET_ID_CHANGE_TIME_UNITS    (GADGET_ID_SELECTBOX_FIRST + 14)
+#define GADGET_ID_CHANGE_DIRECT_ACTION (GADGET_ID_SELECTBOX_FIRST + 15)
+#define GADGET_ID_CHANGE_OTHER_ACTION  (GADGET_ID_SELECTBOX_FIRST + 16)
+#define GADGET_ID_CHANGE_SIDE          (GADGET_ID_SELECTBOX_FIRST + 17)
+#define GADGET_ID_CHANGE_PLAYER                (GADGET_ID_SELECTBOX_FIRST + 18)
+#define GADGET_ID_CHANGE_PAGE          (GADGET_ID_SELECTBOX_FIRST + 19)
+#define GADGET_ID_CHANGE_REPLACE_WHEN  (GADGET_ID_SELECTBOX_FIRST + 20)
+#define GADGET_ID_SELECT_CHANGE_PAGE   (GADGET_ID_SELECTBOX_FIRST + 21)
+#define GADGET_ID_GROUP_CHOICE_MODE    (GADGET_ID_SELECTBOX_FIRST + 22)
 
 /* textbutton identifiers */
-#define GADGET_ID_TEXTBUTTON_FIRST     (GADGET_ID_SELECTBOX_FIRST + 16)
+#define GADGET_ID_TEXTBUTTON_FIRST     (GADGET_ID_SELECTBOX_FIRST + 23)
 
 #define GADGET_ID_PROPERTIES_INFO      (GADGET_ID_TEXTBUTTON_FIRST + 0)
 #define GADGET_ID_PROPERTIES_CONFIG    (GADGET_ID_TEXTBUTTON_FIRST + 1)
-#define GADGET_ID_PROPERTIES_ADVANCED  (GADGET_ID_TEXTBUTTON_FIRST + 2)
-#define GADGET_ID_SAVE_AS_TEMPLATE     (GADGET_ID_TEXTBUTTON_FIRST + 3)
-#define GADGET_ID_ADD_CHANGE_PAGE      (GADGET_ID_TEXTBUTTON_FIRST + 4)
-#define GADGET_ID_DEL_CHANGE_PAGE      (GADGET_ID_TEXTBUTTON_FIRST + 5)
+#define GADGET_ID_PROPERTIES_CONFIG_1  (GADGET_ID_TEXTBUTTON_FIRST + 2)
+#define GADGET_ID_PROPERTIES_CONFIG_2  (GADGET_ID_TEXTBUTTON_FIRST + 3)
+#define GADGET_ID_PROPERTIES_CHANGE    (GADGET_ID_TEXTBUTTON_FIRST + 4)
+#define GADGET_ID_SAVE_AS_TEMPLATE     (GADGET_ID_TEXTBUTTON_FIRST + 5)
+#define GADGET_ID_ADD_CHANGE_PAGE      (GADGET_ID_TEXTBUTTON_FIRST + 6)
+#define GADGET_ID_DEL_CHANGE_PAGE      (GADGET_ID_TEXTBUTTON_FIRST + 7)
 
 /* graphicbutton identifiers */
-#define GADGET_ID_GRAPHICBUTTON_FIRST  (GADGET_ID_TEXTBUTTON_FIRST + 6)
+#define GADGET_ID_GRAPHICBUTTON_FIRST  (GADGET_ID_TEXTBUTTON_FIRST + 8)
 
 #define GADGET_ID_PREV_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 0)
 #define GADGET_ID_NEXT_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 1)
+#define GADGET_ID_COPY_CHANGE_PAGE     (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
+#define GADGET_ID_PASTE_CHANGE_PAGE    (GADGET_ID_GRAPHICBUTTON_FIRST + 3)
 
 /* gadgets for scrolling of drawing area */
-#define GADGET_ID_SCROLLING_FIRST      (GADGET_ID_GRAPHICBUTTON_FIRST + 2)
+#define GADGET_ID_SCROLLING_FIRST      (GADGET_ID_GRAPHICBUTTON_FIRST + 4)
 
 #define GADGET_ID_SCROLL_UP            (GADGET_ID_SCROLLING_FIRST + 0)
 #define GADGET_ID_SCROLL_DOWN          (GADGET_ID_SCROLLING_FIRST + 1)
 #define GADGET_ID_SCROLL_LIST_DOWN     (GADGET_ID_SCROLLING_LIST_FIRST + 1)
 #define GADGET_ID_SCROLL_LIST_VERTICAL (GADGET_ID_SCROLLING_LIST_FIRST + 2)
 
-/* checkbuttons for level/element properties */
+/* checkbuttons/radiobuttons for level/element properties */
 #define GADGET_ID_CHECKBUTTON_FIRST    (GADGET_ID_SCROLLING_LIST_FIRST + 3)
 
 #define GADGET_ID_RANDOM_PERCENTAGE    (GADGET_ID_CHECKBUTTON_FIRST + 0)
 #define GADGET_ID_GRAVITY              (GADGET_ID_CHECKBUTTON_FIRST + 4)
 #define GADGET_ID_STICK_ELEMENT                (GADGET_ID_CHECKBUTTON_FIRST + 5)
 #define GADGET_ID_EM_SLIPPERY_GEMS     (GADGET_ID_CHECKBUTTON_FIRST + 6)
-#define GADGET_ID_CUSTOM_EXPLODE_RESULT        (GADGET_ID_CHECKBUTTON_FIRST + 7)
-#define GADGET_ID_CUSTOM_EXPLODE_FIRE  (GADGET_ID_CHECKBUTTON_FIRST + 8)
-#define GADGET_ID_CUSTOM_EXPLODE_SMASH (GADGET_ID_CHECKBUTTON_FIRST + 9)
-#define GADGET_ID_CUSTOM_EXPLODE_IMPACT        (GADGET_ID_CHECKBUTTON_FIRST + 10)
-#define GADGET_ID_CUSTOM_WALK_TO_OBJECT        (GADGET_ID_CHECKBUTTON_FIRST + 11)
-#define GADGET_ID_CUSTOM_DEADLY                (GADGET_ID_CHECKBUTTON_FIRST + 12)
-#define GADGET_ID_CUSTOM_CAN_MOVE      (GADGET_ID_CHECKBUTTON_FIRST + 13)
-#define GADGET_ID_CUSTOM_CAN_FALL      (GADGET_ID_CHECKBUTTON_FIRST + 14)
-#define GADGET_ID_CUSTOM_CAN_SMASH     (GADGET_ID_CHECKBUTTON_FIRST + 15)
-#define GADGET_ID_CUSTOM_SLIPPERY      (GADGET_ID_CHECKBUTTON_FIRST + 16)
-#define GADGET_ID_CUSTOM_ACCESSIBLE    (GADGET_ID_CHECKBUTTON_FIRST + 17)
-#define GADGET_ID_CUSTOM_USE_GRAPHIC   (GADGET_ID_CHECKBUTTON_FIRST + 18)
-#define GADGET_ID_CUSTOM_USE_TEMPLATE  (GADGET_ID_CHECKBUTTON_FIRST + 19)
-#define GADGET_ID_CUSTOM_CAN_CHANGE    (GADGET_ID_CHECKBUTTON_FIRST + 20)
-#define GADGET_ID_CHANGE_USE_CONTENT   (GADGET_ID_CHECKBUTTON_FIRST + 21)
-#define GADGET_ID_CHANGE_USE_EXPLOSION (GADGET_ID_CHECKBUTTON_FIRST + 22)
-#define GADGET_ID_CHANGE_ONLY_COMPLETE (GADGET_ID_CHECKBUTTON_FIRST + 23)
-#define GADGET_ID_CHANGE_USE_RANDOM    (GADGET_ID_CHECKBUTTON_FIRST + 24)
-#define GADGET_ID_CHANGE_DELAY         (GADGET_ID_CHECKBUTTON_FIRST + 25)
-#define GADGET_ID_CHANGE_BY_DIRECT_ACT (GADGET_ID_CHECKBUTTON_FIRST + 26)
-#define GADGET_ID_CHANGE_BY_OTHER_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 27)
+#define GADGET_ID_USE_SPRING_BUG       (GADGET_ID_CHECKBUTTON_FIRST + 7)
+#define GADGET_ID_BLOCK_LAST_FIELD     (GADGET_ID_CHECKBUTTON_FIRST + 8)
+#define GADGET_ID_SP_BLOCK_LAST_FIELD  (GADGET_ID_CHECKBUTTON_FIRST + 9)
+#define GADGET_ID_INSTANT_RELOCATION   (GADGET_ID_CHECKBUTTON_FIRST + 10)
+#define GADGET_ID_CAN_FALL_INTO_ACID   (GADGET_ID_CHECKBUTTON_FIRST + 11)
+#define GADGET_ID_CAN_MOVE_INTO_ACID   (GADGET_ID_CHECKBUTTON_FIRST + 12)
+#define GADGET_ID_DONT_COLLIDE_WITH    (GADGET_ID_CHECKBUTTON_FIRST + 13)
+#define GADGET_ID_CUSTOM_EXPLODE_RESULT        (GADGET_ID_CHECKBUTTON_FIRST + 14)
+#define GADGET_ID_CUSTOM_EXPLODE_FIRE  (GADGET_ID_CHECKBUTTON_FIRST + 15)
+#define GADGET_ID_CUSTOM_EXPLODE_SMASH (GADGET_ID_CHECKBUTTON_FIRST + 16)
+#define GADGET_ID_CUSTOM_EXPLODE_IMPACT        (GADGET_ID_CHECKBUTTON_FIRST + 17)
+#define GADGET_ID_CUSTOM_WALK_TO_OBJECT        (GADGET_ID_CHECKBUTTON_FIRST + 18)
+#define GADGET_ID_CUSTOM_DEADLY                (GADGET_ID_CHECKBUTTON_FIRST + 19)
+#define GADGET_ID_CUSTOM_CAN_MOVE      (GADGET_ID_CHECKBUTTON_FIRST + 20)
+#define GADGET_ID_CUSTOM_CAN_FALL      (GADGET_ID_CHECKBUTTON_FIRST + 21)
+#define GADGET_ID_CUSTOM_CAN_SMASH     (GADGET_ID_CHECKBUTTON_FIRST + 22)
+#define GADGET_ID_CUSTOM_SLIPPERY      (GADGET_ID_CHECKBUTTON_FIRST + 23)
+#define GADGET_ID_CUSTOM_ACCESSIBLE    (GADGET_ID_CHECKBUTTON_FIRST + 24)
+#define GADGET_ID_CUSTOM_USE_GRAPHIC   (GADGET_ID_CHECKBUTTON_FIRST + 25)
+#define GADGET_ID_CUSTOM_USE_TEMPLATE  (GADGET_ID_CHECKBUTTON_FIRST + 26)
+#define GADGET_ID_CUSTOM_CAN_CHANGE    (GADGET_ID_CHECKBUTTON_FIRST + 27)
+#define GADGET_ID_CHANGE_USE_CONTENT   (GADGET_ID_CHECKBUTTON_FIRST + 28)
+#define GADGET_ID_CHANGE_USE_EXPLOSION (GADGET_ID_CHECKBUTTON_FIRST + 29)
+#define GADGET_ID_CHANGE_ONLY_COMPLETE (GADGET_ID_CHECKBUTTON_FIRST + 30)
+#define GADGET_ID_CHANGE_USE_RANDOM    (GADGET_ID_CHECKBUTTON_FIRST + 31)
+#define GADGET_ID_CHANGE_DELAY         (GADGET_ID_CHECKBUTTON_FIRST + 32)
+#define GADGET_ID_CHANGE_BY_DIRECT_ACT (GADGET_ID_CHECKBUTTON_FIRST + 33)
+#define GADGET_ID_CHANGE_BY_OTHER_ACT  (GADGET_ID_CHECKBUTTON_FIRST + 34)
 
 /* gadgets for buttons in element list */
-#define GADGET_ID_ELEMENTLIST_FIRST    (GADGET_ID_CHECKBUTTON_FIRST + 28)
+#define GADGET_ID_ELEMENTLIST_FIRST    (GADGET_ID_CHECKBUTTON_FIRST + 35)
 #define GADGET_ID_ELEMENTLIST_LAST     (GADGET_ID_ELEMENTLIST_FIRST +  \
                                        ED_NUM_ELEMENTLIST_BUTTONS - 1)
 
 #define ED_COUNTER_ID_CUSTOM_GEMCOUNT  12
 #define ED_COUNTER_ID_PUSH_DELAY_FIX   13
 #define ED_COUNTER_ID_PUSH_DELAY_RND   14
-#define ED_COUNTER_ID_MOVE_DELAY_FIX   15
-#define ED_COUNTER_ID_MOVE_DELAY_RND   16
-#define ED_COUNTER_ID_CHANGE_DELAY_FIX 17
-#define ED_COUNTER_ID_CHANGE_DELAY_RND 18
-#define ED_COUNTER_ID_CHANGE_CONT_RND  19
-
-#define ED_NUM_COUNTERBUTTONS          20
+#define ED_COUNTER_ID_DROP_DELAY_FIX   15
+#define ED_COUNTER_ID_DROP_DELAY_RND   16
+#define ED_COUNTER_ID_MOVE_DELAY_FIX   17
+#define ED_COUNTER_ID_MOVE_DELAY_RND   18
+#define ED_COUNTER_ID_EXPLOSION_DELAY  19
+#define ED_COUNTER_ID_IGNITION_DELAY   20
+#define ED_COUNTER_ID_GROUP_CONTENT    21
+#define ED_COUNTER_ID_CHANGE_DELAY_FIX 22
+#define ED_COUNTER_ID_CHANGE_DELAY_RND 23
+#define ED_COUNTER_ID_CHANGE_CONT_RND  24
+
+#define ED_NUM_COUNTERBUTTONS          25
 
 #define ED_COUNTER_ID_LEVEL_FIRST      ED_COUNTER_ID_LEVEL_XSIZE
 #define ED_COUNTER_ID_LEVEL_LAST       ED_COUNTER_ID_LEVEL_RANDOM
 
-#define ED_COUNTER_ID_CUSTOM_FIRST     ED_COUNTER_ID_CUSTOM_SCORE
-#define ED_COUNTER_ID_CUSTOM_LAST      ED_COUNTER_ID_MOVE_DELAY_RND
+#define ED_COUNTER_ID_CUSTOM1_FIRST    ED_COUNTER_ID_CUSTOM_SCORE
+#define ED_COUNTER_ID_CUSTOM1_LAST     ED_COUNTER_ID_MOVE_DELAY_RND
+#define ED_COUNTER_ID_CUSTOM2_FIRST    ED_COUNTER_ID_EXPLOSION_DELAY
+#define ED_COUNTER_ID_CUSTOM2_LAST     ED_COUNTER_ID_IGNITION_DELAY
+#define ED_COUNTER_ID_CUSTOM_FIRST     ED_COUNTER_ID_CUSTOM1_FIRST
+#define ED_COUNTER_ID_CUSTOM_LAST      ED_COUNTER_ID_CUSTOM2_LAST
 
 #define ED_COUNTER_ID_CHANGE_FIRST     ED_COUNTER_ID_CHANGE_DELAY_FIX
 #define ED_COUNTER_ID_CHANGE_LAST      ED_COUNTER_ID_CHANGE_CONT_RND
 #define ED_TEXTAREA_ID_LEVEL_LAST      ED_TEXTAREA_ID_ENVELOPE
 
 /* values for selectbox gadgets */
-#define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE     0
-#define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER    1
-#define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION  2
-#define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN    3
-#define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION  4
-#define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE   5
-#define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS   6
-#define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE   7
-#define ED_SELECTBOX_ID_CUSTOM_DEADLINESS      8
-#define ED_SELECTBOX_ID_CUSTOM_CONSISTENCY     9
-#define ED_SELECTBOX_ID_CHANGE_TIME_UNITS      10
-#define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION   11
-#define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION    12
-#define ED_SELECTBOX_ID_CHANGE_SIDES           13
-#define ED_SELECTBOX_ID_CHANGE_POWER           14
-#define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE     15
-
-#define ED_NUM_SELECTBOX                       16
-
-#define ED_SELECTBOX_ID_CUSTOM_FIRST   ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
-#define ED_SELECTBOX_ID_CUSTOM_LAST    ED_SELECTBOX_ID_CUSTOM_CONSISTENCY
+#define ED_SELECTBOX_ID_TIME_OR_STEPS          0
+#define ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE     1
+#define ED_SELECTBOX_ID_CUSTOM_ACCESS_LAYER    2
+#define ED_SELECTBOX_ID_CUSTOM_ACCESS_PROTECTED        3
+#define ED_SELECTBOX_ID_CUSTOM_ACCESS_DIRECTION        4
+#define ED_SELECTBOX_ID_CUSTOM_WALK_TO_ACTION  5
+#define ED_SELECTBOX_ID_CUSTOM_MOVE_PATTERN    6
+#define ED_SELECTBOX_ID_CUSTOM_MOVE_DIRECTION  7
+#define ED_SELECTBOX_ID_CUSTOM_MOVE_STEPSIZE   8
+#define ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE 9
+#define ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS   10
+#define ED_SELECTBOX_ID_CUSTOM_SLIPPERY_TYPE   11
+#define ED_SELECTBOX_ID_CUSTOM_DEADLINESS      12
+#define ED_SELECTBOX_ID_CUSTOM_CONSISTENCY     13
+#define ED_SELECTBOX_ID_CHANGE_TIME_UNITS      14
+#define ED_SELECTBOX_ID_CHANGE_DIRECT_ACTION   15
+#define ED_SELECTBOX_ID_CHANGE_OTHER_ACTION    16
+#define ED_SELECTBOX_ID_CHANGE_SIDE            17
+#define ED_SELECTBOX_ID_CHANGE_PLAYER          18
+#define ED_SELECTBOX_ID_CHANGE_PAGE            19
+#define ED_SELECTBOX_ID_CHANGE_REPLACE_WHEN    20
+#define ED_SELECTBOX_ID_SELECT_CHANGE_PAGE     21
+#define ED_SELECTBOX_ID_GROUP_CHOICE_MODE      22
+
+#define ED_NUM_SELECTBOX                       23
+
+#define ED_SELECTBOX_ID_LEVEL_FIRST    ED_SELECTBOX_ID_TIME_OR_STEPS
+#define ED_SELECTBOX_ID_LEVEL_LAST     ED_SELECTBOX_ID_TIME_OR_STEPS
+
+#define ED_SELECTBOX_ID_CUSTOM1_FIRST  ED_SELECTBOX_ID_CUSTOM_ACCESS_TYPE
+#define ED_SELECTBOX_ID_CUSTOM1_LAST   ED_SELECTBOX_ID_CUSTOM_MOVE_LEAVE_TYPE
+#define ED_SELECTBOX_ID_CUSTOM2_FIRST  ED_SELECTBOX_ID_CUSTOM_SMASH_TARGETS
+#define ED_SELECTBOX_ID_CUSTOM2_LAST   ED_SELECTBOX_ID_CUSTOM_CONSISTENCY
+#define ED_SELECTBOX_ID_CUSTOM_FIRST   ED_SELECTBOX_ID_CUSTOM1_FIRST
+#define ED_SELECTBOX_ID_CUSTOM_LAST    ED_SELECTBOX_ID_CUSTOM2_LAST
 
 #define ED_SELECTBOX_ID_CHANGE_FIRST   ED_SELECTBOX_ID_CHANGE_TIME_UNITS
 #define ED_SELECTBOX_ID_CHANGE_LAST    ED_SELECTBOX_ID_SELECT_CHANGE_PAGE
 /* values for textbutton gadgets */
 #define ED_TEXTBUTTON_ID_PROPERTIES_INFO       0
 #define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG     1
-#define ED_TEXTBUTTON_ID_PROPERTIES_ADVANCED   2
-#define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE      3
-#define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE       4
-#define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE       5
+#define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1   2
+#define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2   3
+#define ED_TEXTBUTTON_ID_PROPERTIES_CHANGE     4
+#define ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE      5
+#define ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE       6
+#define ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE       7
 
-#define ED_NUM_TEXTBUTTONS                     6
+#define ED_NUM_TEXTBUTTONS                     8
 
 #define ED_TEXTBUTTON_ID_PROPERTIES_FIRST ED_TEXTBUTTON_ID_PROPERTIES_INFO
-#define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_ADVANCED
+#define ED_TEXTBUTTON_ID_PROPERTIES_LAST  ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 
-#define ED_TEXTBUTTON_ID_CHANGE_FIRST  ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE
+#define ED_TEXTBUTTON_ID_CHANGE_FIRST  ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE
 #define ED_TEXTBUTTON_ID_CHANGE_LAST   ED_TEXTBUTTON_ID_DEL_CHANGE_PAGE
 
 /* values for graphicbutton gadgets */
 #define ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE   0
 #define ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE   1
+#define ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE   2
+#define ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE  3
 
-#define ED_NUM_GRAPHICBUTTONS                  2
+#define ED_NUM_GRAPHICBUTTONS                  4
 
-#define ED_GRAPHICBUTTON_ID_CHANGE_FIRST   ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
-#define ED_GRAPHICBUTTON_ID_CHANGE_LAST    ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE
+#define ED_GRAPHICBUTTON_ID_CHANGE_FIRST  ED_GRAPHICBUTTON_ID_PREV_CHANGE_PAGE
+#define ED_GRAPHICBUTTON_ID_CHANGE_LAST   ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE
 
 /* values for checkbutton gadgets */
 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED         0
 #define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED    2
 #define ED_CHECKBUTTON_ID_STICK_ELEMENT                3
 #define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS     4
-#define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE    5
-#define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT        6
-#define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE      7
-#define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL      8
-#define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH     9
-#define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY      10
-#define ED_CHECKBUTTON_ID_CUSTOM_DEADLY                11
-#define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_RESULT        12
-#define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE  13
-#define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH 14
-#define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT        15
-#define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC   16
-#define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE    17
-#define ED_CHECKBUTTON_ID_CHANGE_DELAY         18
-#define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT 19
-#define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT  20
-#define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION 21
-#define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT   22
-#define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE 23
-#define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM    24
-#define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE  25
-
-#define ED_NUM_CHECKBUTTONS                    26
+#define ED_CHECKBUTTON_ID_USE_SPRING_BUG       5
+#define ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD     6
+#define ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD  7
+#define ED_CHECKBUTTON_ID_INSTANT_RELOCATION   8
+#define ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID   9
+#define ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID   10
+#define ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH    11
+#define ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC   12
+#define ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE  13
+#define ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE    14
+#define ED_CHECKBUTTON_ID_CUSTOM_WALK_TO_OBJECT        15
+#define ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE      16
+#define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL      17
+#define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH     18
+#define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY      19
+#define ED_CHECKBUTTON_ID_CUSTOM_DEADLY                20
+#define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_RESULT        21
+#define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_FIRE  22
+#define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_SMASH 23
+#define ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT        24
+#define ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE    25
+#define ED_CHECKBUTTON_ID_CHANGE_DELAY         26
+#define ED_CHECKBUTTON_ID_CHANGE_BY_DIRECT_ACT 27
+#define ED_CHECKBUTTON_ID_CHANGE_BY_OTHER_ACT  28
+#define ED_CHECKBUTTON_ID_CHANGE_USE_EXPLOSION 29
+#define ED_CHECKBUTTON_ID_CHANGE_USE_CONTENT   30
+#define ED_CHECKBUTTON_ID_CHANGE_ONLY_COMPLETE 31
+#define ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM    32
+
+#define ED_NUM_CHECKBUTTONS                    33
 
 #define ED_CHECKBUTTON_ID_LEVEL_FIRST  ED_CHECKBUTTON_ID_DOUBLE_SPEED
 #define ED_CHECKBUTTON_ID_LEVEL_LAST   ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 
-#define ED_CHECKBUTTON_ID_CUSTOM_FIRST ED_CHECKBUTTON_ID_CUSTOM_ACCESSIBLE
-#define ED_CHECKBUTTON_ID_CUSTOM_LAST  ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
+#define ED_CHECKBUTTON_ID_CUSTOM1_FIRST        ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
+#define ED_CHECKBUTTON_ID_CUSTOM1_LAST ED_CHECKBUTTON_ID_CUSTOM_CAN_MOVE
+#define ED_CHECKBUTTON_ID_CUSTOM2_FIRST        ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL
+#define ED_CHECKBUTTON_ID_CUSTOM2_LAST ED_CHECKBUTTON_ID_CUSTOM_EXPLODE_IMPACT
+#define ED_CHECKBUTTON_ID_CUSTOM_FIRST ED_CHECKBUTTON_ID_CUSTOM1_FIRST
+#define ED_CHECKBUTTON_ID_CUSTOM_LAST  ED_CHECKBUTTON_ID_CUSTOM2_LAST
 
-#define ED_CHECKBUTTON_ID_CHANGE_FIRST ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC
-#define ED_CHECKBUTTON_ID_CHANGE_LAST  ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE
+#define ED_CHECKBUTTON_ID_CHANGE_FIRST ED_CHECKBUTTON_ID_CUSTOM_CAN_CHANGE
+#define ED_CHECKBUTTON_ID_CHANGE_LAST  ED_CHECKBUTTON_ID_CHANGE_USE_RANDOM
 
 /* values for radiobutton gadgets */
 #define ED_RADIOBUTTON_ID_PERCENTAGE   0
 #define ED_DRAWING_ID_AMOEBA_CONTENT           9
 #define ED_DRAWING_ID_CUSTOM_GRAPHIC           10
 #define ED_DRAWING_ID_CUSTOM_CONTENT           11
-#define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET     12
-#define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT    13
-#define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER    14
-#define ED_DRAWING_ID_RANDOM_BACKGROUND                15
+#define ED_DRAWING_ID_CUSTOM_MOVE_ENTER                12
+#define ED_DRAWING_ID_CUSTOM_MOVE_LEAVE                13
+#define ED_DRAWING_ID_CUSTOM_CHANGE_TARGET     14
+#define ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT    15
+#define ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER    16
+#define ED_DRAWING_ID_GROUP_CONTENT            17
+#define ED_DRAWING_ID_RANDOM_BACKGROUND                18
 
-#define ED_NUM_DRAWING_AREAS                   16
+#define ED_NUM_DRAWING_AREAS                   19
 
 
 /*
 /* sub-screens in the element properties section */
 #define ED_MODE_PROPERTIES_INFO                ED_TEXTBUTTON_ID_PROPERTIES_INFO
 #define ED_MODE_PROPERTIES_CONFIG      ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
-#define ED_MODE_PROPERTIES_ADVANCED    ED_TEXTBUTTON_ID_PROPERTIES_ADVANCED
+#define ED_MODE_PROPERTIES_CONFIG_1    ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_1
+#define ED_MODE_PROPERTIES_CONFIG_2    ED_TEXTBUTTON_ID_PROPERTIES_CONFIG_2
+#define ED_MODE_PROPERTIES_CHANGE      ED_TEXTBUTTON_ID_PROPERTIES_CHANGE
 
 /* how many steps can be cancelled */
 #define NUM_UNDO_STEPS                 (10 + 1)
@@ -784,7 +892,10 @@ static struct
 
   { '\0',      "copy settings from other element"      },
   { '\0',      "copy settings to other element"        },
-  { '\0',      "exchange settings with other element"  },
+  { '\0',      "exchange element with other element"   },
+
+  { '\0',      "copy settings from this element"       },
+  { '\0',      "paste settings to this element"        },
 };
 
 static int random_placement_value = 10;
@@ -795,6 +906,7 @@ static boolean stick_element_properties_window = FALSE;
 static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 static boolean custom_element_change_events[NUM_CHANGE_EVENTS];
 static struct ElementChangeInfo custom_element_change;
+static struct ElementGroupInfo group_element_info;
 static struct ElementInfo custom_element;
 
 static struct
@@ -840,15 +952,15 @@ static struct
     GADGET_ID_LEVEL_GEMSLIMIT_DOWN,    GADGET_ID_LEVEL_GEMSLIMIT_UP,
     GADGET_ID_LEVEL_GEMSLIMIT_TEXT,    GADGET_ID_NONE,
     &level.gems_needed,
-    "number of emeralds to collect:",  NULL, NULL
+    "number of gems to collect:",      NULL, NULL
   },
   {
     ED_SETTINGS_XPOS(0),               ED_COUNTER_YPOS(4),
-    0,                                 999,
+    0,                                 9999,
     GADGET_ID_LEVEL_TIMELIMIT_DOWN,    GADGET_ID_LEVEL_TIMELIMIT_UP,
     GADGET_ID_LEVEL_TIMELIMIT_TEXT,    GADGET_ID_NONE,
     &level.time,
-    "time available to solve level:",  NULL, "(0 => no time limit)"
+    "time or step limit to solve level:", NULL, NULL
   },
   {
     ED_SETTINGS_XPOS(0),               ED_COUNTER_YPOS(5),
@@ -856,7 +968,7 @@ static struct
     GADGET_ID_LEVEL_TIMESCORE_DOWN,    GADGET_ID_LEVEL_TIMESCORE_UP,
     GADGET_ID_LEVEL_TIMESCORE_TEXT,    GADGET_ID_NONE,
     &level.score[SC_TIME_BONUS],
-    "score for each 10 seconds left:", NULL, NULL
+    "score for each 10 sec/steps left:", NULL, NULL
   },
   {
     ED_SETTINGS_XPOS(0),               ED_COUNTER2_YPOS(8),
@@ -878,7 +990,7 @@ static struct
     NULL,                              NULL, NULL
   },
   {
-    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(6),
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(3),
     MIN_ELEMENT_CONTENTS,              MAX_ELEMENT_CONTENTS,
     GADGET_ID_ELEMENT_CONTENT_DOWN,    GADGET_ID_ELEMENT_CONTENT_UP,
     GADGET_ID_ELEMENT_CONTENT_TEXT,    GADGET_ID_NONE,
@@ -902,10 +1014,10 @@ static struct
     NULL,                              " ", "height",
   },
 
-  /* ---------- element settings: configure (custom elements) ------------- */
+  /* ---------- element settings: configure 1 (custom elements) ------------ */
 
   {
-    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(3),
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(6),
     MIN_SCORE,                         MAX_SCORE,
     GADGET_ID_CUSTOM_SCORE_DOWN,       GADGET_ID_CUSTOM_SCORE_UP,
     GADGET_ID_CUSTOM_SCORE_TEXT,       GADGET_ID_NONE,
@@ -913,7 +1025,7 @@ static struct
     NULL,                              "score", " "
   },
   {
-    -1,                                        ED_SETTINGS_YPOS(3),
+    -1,                                        ED_SETTINGS_YPOS(6),
     MIN_COLLECT_COUNT,                 MAX_COLLECT_COUNT,
     GADGET_ID_CUSTOM_GEMCOUNT_DOWN,    GADGET_ID_CUSTOM_GEMCOUNT_UP,
     GADGET_ID_CUSTOM_GEMCOUNT_TEXT,    GADGET_ID_CUSTOM_SCORE_UP,
@@ -921,23 +1033,39 @@ static struct
     NULL,                              "count", NULL
   },
   {
-    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(4),
-    0,                                 999,
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(7),
+    0,                                 255,
     GADGET_ID_PUSH_DELAY_FIX_DOWN,     GADGET_ID_PUSH_DELAY_FIX_UP,
     GADGET_ID_PUSH_DELAY_FIX_TEXT,     GADGET_ID_NONE,
     &custom_element.push_delay_fixed,
     NULL,                              "push delay", NULL
   },
   {
-    -1,                                        ED_SETTINGS_YPOS(4),
-    0,                                 999,
+    -1,                                        ED_SETTINGS_YPOS(7),
+    0,                                 255,
     GADGET_ID_PUSH_DELAY_RND_DOWN,     GADGET_ID_PUSH_DELAY_RND_UP,
     GADGET_ID_PUSH_DELAY_RND_TEXT,     GADGET_ID_PUSH_DELAY_FIX_UP,
     &custom_element.push_delay_random,
     NULL,                              "+random", NULL
   },
   {
-    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(7),
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(8),
+    0,                                 255,
+    GADGET_ID_DROP_DELAY_FIX_DOWN,     GADGET_ID_DROP_DELAY_FIX_UP,
+    GADGET_ID_DROP_DELAY_FIX_TEXT,     GADGET_ID_NONE,
+    &custom_element.drop_delay_fixed,
+    NULL,                              "drop delay", NULL
+  },
+  {
+    -1,                                        ED_SETTINGS_YPOS(8),
+    0,                                 255,
+    GADGET_ID_DROP_DELAY_RND_DOWN,     GADGET_ID_DROP_DELAY_RND_UP,
+    GADGET_ID_DROP_DELAY_RND_TEXT,     GADGET_ID_DROP_DELAY_FIX_UP,
+    &custom_element.drop_delay_random,
+    NULL,                              "+random", NULL
+  },
+  {
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(13),
     0,                                 999,
     GADGET_ID_MOVE_DELAY_FIX_DOWN,     GADGET_ID_MOVE_DELAY_FIX_UP,
     GADGET_ID_MOVE_DELAY_FIX_TEXT,     GADGET_ID_NONE,
@@ -945,7 +1073,7 @@ static struct
     NULL,                              "move delay", NULL
   },
   {
-    -1,                                        ED_SETTINGS_YPOS(7),
+    -1,                                        ED_SETTINGS_YPOS(13),
     0,                                 999,
     GADGET_ID_MOVE_DELAY_RND_DOWN,     GADGET_ID_MOVE_DELAY_RND_UP,
     GADGET_ID_MOVE_DELAY_RND_TEXT,     GADGET_ID_MOVE_DELAY_FIX_UP,
@@ -953,10 +1081,40 @@ static struct
     NULL,                              "+random", NULL
   },
 
+  /* ---------- element settings: configure 2 (custom elements) ------------ */
+
+  {
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(4),
+    0,                                 255,
+    GADGET_ID_EXPLOSION_DELAY_DOWN,    GADGET_ID_EXPLOSION_DELAY_UP,
+    GADGET_ID_EXPLOSION_DELAY_TEXT,    GADGET_ID_NONE,
+    &custom_element.explosion_delay,
+    NULL,                              "explosion delay", NULL
+  },
+  {
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(5),
+    0,                                 255,
+    GADGET_ID_IGNITION_DELAY_DOWN,     GADGET_ID_IGNITION_DELAY_UP,
+    GADGET_ID_IGNITION_DELAY_TEXT,     GADGET_ID_NONE,
+    &custom_element.ignition_delay,
+    NULL,                              "ignition delay", "(by fire)"
+  },
+
+  /* ---------- element settings: configure (group elements) --------------- */
+
+  {
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(5),
+    MIN_ELEMENTS_IN_GROUP,             MAX_ELEMENTS_IN_GROUP,
+    GADGET_ID_GROUP_CONTENT_DOWN,      GADGET_ID_GROUP_CONTENT_UP,
+    GADGET_ID_GROUP_CONTENT_TEXT,      GADGET_ID_NONE,
+    &group_element_info.num_elements,
+    NULL,                              NULL, "number of elements in group"
+  },
+
   /* ---------- element settings: advanced (custom elements) --------------- */
 
   {
-    ED_SETTINGS_XPOS(2),               ED_SETTINGS_YPOS(3),
+    ED_SETTINGS_XPOS(2),               ED_SETTINGS_YPOS(2),
     0,                                 999,
     GADGET_ID_CHANGE_DELAY_FIX_DOWN,   GADGET_ID_CHANGE_DELAY_FIX_UP,
     GADGET_ID_CHANGE_DELAY_FIX_TEXT,   GADGET_ID_NONE,
@@ -964,7 +1122,7 @@ static struct
     NULL,                              "delay", NULL,
   },
   {
-    -1,                                        ED_SETTINGS_YPOS(3),
+    -1,                                        ED_SETTINGS_YPOS(2),
     0,                                 999,
     GADGET_ID_CHANGE_DELAY_RND_DOWN,   GADGET_ID_CHANGE_DELAY_RND_UP,
     GADGET_ID_CHANGE_DELAY_RND_TEXT,   GADGET_ID_CHANGE_DELAY_FIX_UP,
@@ -976,7 +1134,7 @@ static struct
     0,                                 100,
     GADGET_ID_CHANGE_CONT_RND_DOWN,    GADGET_ID_CHANGE_CONT_RND_UP,
     GADGET_ID_CHANGE_CONT_RND_TEXT,    GADGET_ID_NONE,
-    &custom_element_change.random,
+    &custom_element_change.random_percentage,
     NULL,                              "use random replace:", "%"
   },
 };
@@ -1005,7 +1163,7 @@ static struct
     "Author:", "Author"
   },
   {
-    5 * MINI_TILEX,                    5 * MINI_TILEY - ED_BORDER_SIZE,
+    5 * MINI_TILEX - 2,                        5 * MINI_TILEY - ED_BORDER_SIZE + 1,
     GADGET_ID_ELEMENT_NAME,
     MAX_ELEMENT_NAME_LEN - 2,          /* currently 2 chars less editable */
     custom_element.description,
@@ -1031,10 +1189,19 @@ static struct
   }
 };
 
+static struct ValueTextInfo options_time_or_steps[] =
+{
+  { 0,                         "seconds"                       },
+  { 1,                         "steps"                         },
+
+  { -1,                                NULL                            }
+};
+
 static struct ValueTextInfo options_access_type[] =
 {
-  { EP_WALKABLE,               "walk"                          },
-  { EP_PASSABLE,               "pass"                          },
+  { EP_WALKABLE,               "walkable"                      },
+  { EP_PASSABLE,               "passable"                      },
+
   { -1,                                NULL                            }
 };
 
@@ -1043,6 +1210,36 @@ static struct ValueTextInfo options_access_layer[] =
   { EP_ACCESSIBLE_OVER,                "over"                          },
   { EP_ACCESSIBLE_INSIDE,      "inside"                        },
   { EP_ACCESSIBLE_UNDER,       "under"                         },
+
+  { -1,                                NULL                            }
+};
+
+static struct ValueTextInfo options_access_protected[] =
+{
+  { 0,                         "unprotected"                   },
+  { 1,                         "protected"                     },
+
+  { -1,                                NULL                            }
+};
+
+static struct ValueTextInfo options_access_direction[] =
+{
+  { MV_LEFT,                   "left"                          },
+  { MV_RIGHT,                  "right"                         },
+  { MV_UP,                     "up"                            },
+  { MV_DOWN,                   "down"                          },
+  { MV_LEFT  | MV_UP,          "left + up"                     },
+  { MV_LEFT  | MV_DOWN,                "left + down"                   },
+  { MV_RIGHT | MV_UP,          "right + up"                    },
+  { MV_RIGHT | MV_DOWN,                "right + down"                  },
+  { MV_HORIZONTAL,             "horizontal"                    },
+  { MV_VERTICAL,               "vertical"                      },
+  { MV_HORIZONTAL | MV_UP,     "horizontal + up"               },
+  { MV_HORIZONTAL | MV_DOWN,   "horizontal + down"             },
+  { MV_VERTICAL   | MV_LEFT,   "vertical + left"               },
+  { MV_VERTICAL   | MV_RIGHT,  "vertical + right"              },
+  { MV_ALL_DIRECTIONS,         "all directions"                },
+
   { -1,                                NULL                            }
 };
 
@@ -1052,6 +1249,7 @@ static struct ValueTextInfo options_walk_to_action[] =
   { EP_COLLECTIBLE_ONLY,       "collectible"                   },
   { EP_DROPPABLE,              "collectible & droppable"       },
   { EP_PUSHABLE,               "pushable"                      },
+
   { -1,                                NULL                            }
 };
 
@@ -1070,17 +1268,27 @@ static struct ValueTextInfo options_move_pattern[] =
   { MV_ALONG_RIGHT_SIDE,       "along right side"              },
   { MV_TURNING_LEFT,           "turning left"                  },
   { MV_TURNING_RIGHT,          "turning right"                 },
+  { MV_TURNING_LEFT_RIGHT,     "turning left, right"           },
+  { MV_TURNING_RIGHT_LEFT,     "turning right, left"           },
+  { MV_TURNING_RANDOM,         "turning random"                },
   { MV_WHEN_PUSHED,            "when pushed"                   },
+  { MV_WHEN_DROPPED,           "when dropped"                  },
+  { MV_MAZE_RUNNER,            "maze runner style"             },
+  { MV_MAZE_HUNTER,            "maze hunter style"             },
+
   { -1,                                NULL                            }
 };
 
 static struct ValueTextInfo options_move_direction[] =
 {
-  { MV_NO_MOVING,              "automatic"                     },
-  { MV_LEFT,                   "left"                          },
-  { MV_RIGHT,                  "right"                         },
-  { MV_UP,                     "up"                            },
-  { MV_DOWN,                   "down"                          },
+  { MV_START_AUTOMATIC,                "automatic"                     },
+  { MV_START_LEFT,             "left"                          },
+  { MV_START_RIGHT,            "right"                         },
+  { MV_START_UP,               "up"                            },
+  { MV_START_DOWN,             "down"                          },
+  { MV_START_RANDOM,           "random"                        },
+  { MV_START_PREVIOUS,         "previous"                      },
+
   { -1,                                NULL                            }
 };
 
@@ -1091,6 +1299,18 @@ static struct ValueTextInfo options_move_stepsize[] =
   { 4,                         "normal"                        },
   { 8,                         "fast"                          },
   { 16,                                "very fast"                     },
+#if 1
+  { 32,                                "even faster"                   },
+#endif
+
+  { -1,                                NULL                            }
+};
+
+static struct ValueTextInfo options_move_leave_type[] =
+{
+  { LEAVE_TYPE_UNLIMITED,      "leave behind"                  },
+  { LEAVE_TYPE_LIMITED,                "change it to"                  },
+
   { -1,                                NULL                            }
 };
 
@@ -1101,6 +1321,7 @@ static struct ValueTextInfo options_smash_targets[] =
   { EP_CAN_SMASH_ENEMIES,      "enemies"                       },
 #endif
   { EP_CAN_SMASH_EVERYTHING,   "everything"                    },
+
   { -1,                                NULL                            }
 };
 
@@ -1111,6 +1332,7 @@ static struct ValueTextInfo options_slippery_type[] =
   { SLIPPERY_ANY_RIGHT_LEFT,   "right, left"                   },
   { SLIPPERY_ONLY_LEFT,                "only left"                     },
   { SLIPPERY_ONLY_RIGHT,       "only right"                    },
+
   { -1,                                NULL                            }
 };
 
@@ -1119,14 +1341,17 @@ static struct ValueTextInfo options_deadliness[] =
   { EP_DONT_RUN_INTO,          "running into"                  },
   { EP_DONT_COLLIDE_WITH,      "colliding with"                },
   { EP_DONT_TOUCH,             "touching"                      },
+
   { -1,                                NULL                            }
 };
 
 static struct ValueTextInfo options_consistency[] =
 {
   { EP_CAN_EXPLODE_3X3,                "can explode 3x3"               },
+  { EP_CAN_EXPLODE_CROSS,      "can explode 3+3"               },
   { EP_CAN_EXPLODE_1X1,                "can explode 1x1"               },
   { EP_INDESTRUCTIBLE,         "indestructible"                },
+
   { -1,                                NULL                            }
 };
 
@@ -1134,6 +1359,7 @@ static struct ValueTextInfo options_time_units[] =
 {
   { 1,                         "frames"                        },
   { FRAMES_PER_SECOND,         "seconds"                       },
+
   { -1,                                NULL                            }
 };
 
@@ -1146,9 +1372,15 @@ static struct ValueTextInfo options_change_direct_action[] =
   { CE_LEFT_BY_PLAYER,         "left by player ..."            },
   { CE_DROPPED_BY_PLAYER,      "dropped by player"             },
   { CE_SWITCHED,               "switched ..."                  },
-  { CE_COLLISION,              "collision ..."                 },
-  { CE_IMPACT,                 "impact"                        },
-  { CE_SMASHED,                        "smashed"                       },
+#if 1
+  { CE_HITTING_SOMETHING,      "hitting something ..."         },
+  { CE_HIT_BY_SOMETHING,       "hit by something ..."          },
+#else
+  { CE_HITTING_SOMETHING,      "collision ..."                 },
+#endif
+  { CE_IMPACT,                 "impact (on something)"         },
+  { CE_SMASHED,                        "smashed (from above)"          },
+
   { -1,                                NULL                            }
 };
 
@@ -1163,29 +1395,86 @@ static struct ValueTextInfo options_change_other_action[] =
   { CE_OTHER_GETS_COLLECTED,   "player collects"               },
   { CE_OTHER_GETS_DROPPED,     "player drops"                  },
   { CE_OTHER_IS_TOUCHING,      "touching ..."                  },
+#if 1
+  { CE_OTHER_IS_HITTING,       "hitting ..."                   },
+  { CE_OTHER_GETS_HIT,         "hit by ..."                    },
+#endif
   { CE_OTHER_IS_SWITCHING,     "switch of ..."                 },
-  { CE_OTHER_IS_CHANGING,      "change of"                     },
+  { CE_OTHER_IS_CHANGING,      "change by page of"             },
   { CE_OTHER_IS_EXPLODING,     "explosion of"                  },
+
   { -1,                                NULL                            }
 };
 
-static struct ValueTextInfo options_change_sides[] =
+static struct ValueTextInfo options_change_trigger_side[] =
 {
-  { CH_SIDE_LEFT,              "left side"                     },
-  { CH_SIDE_RIGHT,             "right side"                    },
-  { CH_SIDE_TOP,               "top side"                      },
-  { CH_SIDE_BOTTOM,            "bottom side"                   },
-  { CH_SIDE_LEFT_RIGHT,                "left/right side"               },
-  { CH_SIDE_TOP_BOTTOM,                "top/bottom side"               },
-  { CH_SIDE_ANY,               "all sides"                     },
+  { CH_SIDE_LEFT,              "left"                          },
+  { CH_SIDE_RIGHT,             "right"                         },
+  { CH_SIDE_TOP,               "top"                           },
+  { CH_SIDE_BOTTOM,            "bottom"                        },
+  { CH_SIDE_LEFT_RIGHT,                "left/right"                    },
+  { CH_SIDE_TOP_BOTTOM,                "top/bottom"                    },
+  { CH_SIDE_ANY,               "any"                           },
+
   { -1,                                NULL                            }
 };
 
-static struct ValueTextInfo options_change_power[] =
+static struct ValueTextInfo options_change_trigger_player[] =
 {
-  { CP_NON_DESTRUCTIVE,                "empty"                         },
-  { CP_HALF_DESTRUCTIVE,       "diggable"                      },
-  { CP_FULL_DESTRUCTIVE,       "destructible"                  },
+  { CH_PLAYER_1,               "1"                             },
+  { CH_PLAYER_2,               "2"                             },
+  { CH_PLAYER_3,               "3"                             },
+  { CH_PLAYER_4,               "4"                             },
+  { CH_PLAYER_ANY,             "any"                           },
+
+  { -1,                                NULL                            }
+};
+
+static struct ValueTextInfo options_change_trigger_page[] =
+{
+  { (1 << 0),                  "1"                             },
+  { (1 << 1),                  "2"                             },
+  { (1 << 2),                  "3"                             },
+  { (1 << 3),                  "4"                             },
+  { (1 << 4),                  "5"                             },
+  { (1 << 5),                  "6"                             },
+  { (1 << 6),                  "7"                             },
+  { (1 << 7),                  "8"                             },
+  { (1 << 8),                  "9"                             },
+  { (1 << 9),                  "10"                            },
+  { (1 << 10),                 "11"                            },
+  { (1 << 11),                 "12"                            },
+  { (1 << 12),                 "13"                            },
+  { (1 << 13),                 "14"                            },
+  { (1 << 14),                 "15"                            },
+  { (1 << 15),                 "16"                            },
+  { (1 << 16),                 "17"                            },
+  { (1 << 17),                 "18"                            },
+  { (1 << 18),                 "19"                            },
+  { (1 << 19),                 "20"                            },
+  { (1 << 20),                 "21"                            },
+  { (1 << 21),                 "22"                            },
+  { (1 << 22),                 "23"                            },
+  { (1 << 23),                 "24"                            },
+  { (1 << 24),                 "25"                            },
+  { (1 << 25),                 "26"                            },
+  { (1 << 26),                 "27"                            },
+  { (1 << 27),                 "28"                            },
+  { (1 << 28),                 "29"                            },
+  { (1 << 29),                 "30"                            },
+  { (1 << 30),                 "31"                            },
+  { (1 << 31),                 "32"                            },
+  { CH_PAGE_ANY,               "any"                           },
+
+  { -1,                                NULL                            }
+};
+
+static struct ValueTextInfo options_change_replace_when[] =
+{
+  { CP_WHEN_EMPTY,             "empty"                         },
+  { CP_WHEN_DIGGABLE,          "diggable"                      },
+  { CP_WHEN_DESTRUCTIBLE,      "destructible"                  },
+
   { -1,                                NULL                            }
 };
 
@@ -1195,6 +1484,17 @@ static struct ValueTextInfo options_change_page[MAX_CHANGE_PAGES + 1] =
   { -1,                                NULL                            }
 };
 
+static struct ValueTextInfo options_group_choice_mode[] =
+{
+  { ANIM_RANDOM,               "random"                        },
+  { ANIM_LOOP,                 "loop"                          },
+  { ANIM_LINEAR,               "linear"                        },
+  { ANIM_PINGPONG,             "pingpong"                      },
+  { ANIM_PINGPONG2,            "pingpong 2"                    },
+
+  { -1,                                NULL                            }
+};
+
 static struct
 {
   int x, y;
@@ -1206,18 +1506,29 @@ static struct
   char *text_left, *text_right, *infotext;
 } selectbox_info[ED_NUM_SELECTBOX] =
 {
-  /* ---------- element settings: configure (custom elements) ------------- */
+  /* ---------- level and editor settings ---------------------------------- */
 
   {
-    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(1),
+    -1,                                        ED_COUNTER_YPOS(4),
+    GADGET_ID_TIME_OR_STEPS,           GADGET_ID_LEVEL_TIMELIMIT_UP,
+    -1,
+    options_time_or_steps,
+    &level.use_step_counter,
+    NULL, "(0 => no limit)",           "time or step limit"
+  },
+
+  /* ---------- element settings: configure 1 (custom elements) ----------- */
+
+  {
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(3),
     GADGET_ID_CUSTOM_ACCESS_TYPE,      GADGET_ID_NONE,
     -1,
     options_access_type,
     &custom_element.access_type,
-    "player can", NULL,                        "type of access to this field"
+    NULL, NULL,                                "type of access to this field"
   },
   {
-    -1,                                        ED_SETTINGS_YPOS(1),
+    -1,                                        ED_SETTINGS_YPOS(3),
     GADGET_ID_CUSTOM_ACCESS_LAYER,     GADGET_ID_CUSTOM_ACCESS_TYPE,
     -1,
     options_access_layer,
@@ -1225,7 +1536,23 @@ static struct
     NULL, NULL,                                "layer of access for this field"
   },
   {
-    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(2),
+    -1,                                        ED_SETTINGS_YPOS(3),
+    GADGET_ID_CUSTOM_ACCESS_PROTECTED, GADGET_ID_CUSTOM_ACCESS_LAYER,
+    -1,
+    options_access_protected,
+    &custom_element.access_protected,
+    NULL, NULL,                                "protected access for this field"
+  },
+  {
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(4),
+    GADGET_ID_CUSTOM_ACCESS_DIRECTION, GADGET_ID_NONE,
+    -1,
+    options_access_direction,
+    &custom_element.access_direction,
+    "from", NULL,                      "access direction for this field"
+  },
+  {
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(5),
     GADGET_ID_CUSTOM_WALK_TO_ACTION,   GADGET_ID_NONE,
     -1,
     options_walk_to_action,
@@ -1233,7 +1560,7 @@ static struct
     NULL, NULL,                                "diggable/collectible/pushable"
   },
   {
-    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(5),
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(9),
     GADGET_ID_CUSTOM_MOVE_PATTERN,     GADGET_ID_NONE,
     -1,
     options_move_pattern,
@@ -1241,7 +1568,7 @@ static struct
     "can move", NULL,                  "element move direction"
   },
   {
-    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(6),
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(10),
     GADGET_ID_CUSTOM_MOVE_DIRECTION,   GADGET_ID_NONE,
     -1,
     options_move_direction,
@@ -1249,7 +1576,7 @@ static struct
     "starts moving", NULL,             "initial element move direction"
   },
   {
-    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(8),
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(12),
     GADGET_ID_CUSTOM_MOVE_STEPSIZE,    GADGET_ID_NONE,
     -1,
     options_move_stepsize,
@@ -1257,7 +1584,15 @@ static struct
     "move/fall speed", NULL,           "speed of element movement"
   },
   {
-    -1,                                        ED_SETTINGS_YPOS(9),
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(11),
+    GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,  GADGET_ID_NONE,
+    -1,
+    options_move_leave_type,
+    &custom_element.move_leave_type,
+    "can dig:    can", ":",            "leave behind or change element"
+  },
+  {
+    -1,                                        ED_SETTINGS_YPOS(13),
     GADGET_ID_CUSTOM_SMASH_TARGETS,    GADGET_ID_CUSTOM_CAN_SMASH,
     -1,
     options_smash_targets,
@@ -1265,15 +1600,18 @@ static struct
     "can smash", NULL,                 "elements that can be smashed"
   },
   {
-    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(10),
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(14),
     GADGET_ID_CUSTOM_SLIPPERY_TYPE,    GADGET_ID_NONE,
     -1,
     options_slippery_type,
     &custom_element.slippery_type,
     "slippery", NULL,                  "where other elements fall down"
   },
+
+  /* ---------- element settings: configure 2 (custom elements) ----------- */
+
   {
-    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(11),
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(1),
     GADGET_ID_CUSTOM_DEADLINESS,       GADGET_ID_NONE,
     -1,
     options_deadliness,
@@ -1281,7 +1619,7 @@ static struct
     "deadly when", NULL,               "deadliness of element"
   },
   {
-    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(12),
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(2),
     GADGET_ID_CUSTOM_CONSISTENCY,      GADGET_ID_NONE,
     -1,
     options_consistency,
@@ -1292,7 +1630,7 @@ static struct
   /* ---------- element settings: advanced (custom elements) --------------- */
 
   {
-    ED_SETTINGS_XPOS(2),               ED_SETTINGS_YPOS(4),
+    ED_SETTINGS_XPOS(2),               ED_SETTINGS_YPOS(3),
     GADGET_ID_CHANGE_TIME_UNITS,       GADGET_ID_NONE,
     -1,
     options_time_units,
@@ -1300,7 +1638,7 @@ static struct
     "delay time given in", NULL,       "delay time units for change"
   },
   {
-    ED_SETTINGS_XPOS(2),               ED_SETTINGS_YPOS(5),
+    ED_SETTINGS_XPOS(2),               ED_SETTINGS_YPOS(4),
     GADGET_ID_CHANGE_DIRECT_ACTION,    GADGET_ID_NONE,
     -1,
     options_change_direct_action,
@@ -1308,27 +1646,43 @@ static struct
     NULL, NULL,                                "type of direct action"
   },
   {
-    ED_SETTINGS_XPOS(2),               ED_SETTINGS_YPOS(6),
+    ED_SETTINGS_XPOS(2),               ED_SETTINGS_YPOS(5),
     GADGET_ID_CHANGE_OTHER_ACTION,     GADGET_ID_NONE,
     -1,
     options_change_other_action,
     &custom_element_change.other_action,
     NULL, "element:",                  "type of other element action"
   },
+  {
+    ED_SETTINGS_XPOS(2),               ED_SETTINGS_YPOS(6),
+    GADGET_ID_CHANGE_SIDE,             GADGET_ID_NONE,
+    -1,
+    options_change_trigger_side,
+    &custom_element_change.trigger_side,
+    "... at", "side",                  "element side that causes change"
+  },
   {
     ED_SETTINGS_XPOS(2),               ED_SETTINGS_YPOS(7),
-    GADGET_ID_CHANGE_SIDES,            GADGET_ID_NONE,
+    GADGET_ID_CHANGE_PLAYER,           GADGET_ID_NONE,
     -1,
-    options_change_sides,
-    &custom_element_change.sides,
-    "... at", NULL,                    "element side that causes change"
+    options_change_trigger_player,
+    &custom_element_change.trigger_player,
+    "player:", " ",                    "player that causes change"
+  },
+  {
+    ED_SETTINGS_XPOS(2),               ED_SETTINGS_YPOS(7),
+    GADGET_ID_CHANGE_PAGE,             GADGET_ID_CHANGE_PLAYER,
+    -1,
+    options_change_trigger_page,
+    &custom_element_change.trigger_page,
+    "page:", NULL,                     "change page that causes change"
   },
   {
     ED_SETTINGS_XPOS(2),               ED_SETTINGS_YPOS(10),
-    GADGET_ID_CHANGE_POWER,            GADGET_ID_NONE,
+    GADGET_ID_CHANGE_REPLACE_WHEN,     GADGET_ID_NONE,
     -1,
-    options_change_power,
-    &custom_element_change.power,
+    options_change_replace_when,
+    &custom_element_change.replace_when,
     "replace when", NULL,              "which elements can be replaced"
   },
   {
@@ -1337,7 +1691,18 @@ static struct
     3,
     options_change_page,
     &custom_element.current_change_page,
-    NULL, NULL,                                "element config page"
+    NULL, NULL,                                "element change page"
+  },
+
+  /* ---------- element settings: configure (group elements) --------------- */
+
+  {
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(6),
+    GADGET_ID_GROUP_CHOICE_MODE,       GADGET_ID_NONE,
+    -1,
+    options_group_choice_mode,
+    &group_element_info.choice_mode,
+    "choice type:", NULL,              "type of group element choice"
   },
 };
 
@@ -1351,6 +1716,38 @@ static struct
   char *text_left, *text_right, *infotext;
 } textbutton_info[ED_NUM_TEXTBUTTONS] =
 {
+#if 1
+  {
+    ED_SETTINGS_XPOS(0),               ED_COUNTER_YPOS(1),
+    GADGET_ID_PROPERTIES_INFO,         GADGET_ID_NONE,
+    8,                                 "Info",                 
+    NULL, NULL,                                "Show information about element"
+  },
+  {
+    ED_SETTINGS_XPOS(0) + 124,         ED_COUNTER_YPOS(1),
+    GADGET_ID_PROPERTIES_CONFIG,       GADGET_ID_NONE,
+    8,                                 "Config",
+    NULL, NULL,                                "Configure element properties"
+  },
+  {
+    ED_SETTINGS_XPOS(0) + 124,         ED_COUNTER_YPOS(1),
+    GADGET_ID_PROPERTIES_CONFIG_1,     GADGET_ID_NONE,
+    8,                                 "Config 1",
+    NULL, NULL,                                "Configure custom element properties"
+  },
+  {
+    ED_SETTINGS_XPOS(0) + 248,         ED_COUNTER_YPOS(1),
+    GADGET_ID_PROPERTIES_CONFIG_2,     GADGET_ID_NONE,
+    8,                                 "Config 2",
+    NULL, NULL,                                "Configure custom element properties"
+  },
+  {
+    ED_SETTINGS_XPOS(0) + 372,         ED_COUNTER_YPOS(1),
+    GADGET_ID_PROPERTIES_CHANGE,       GADGET_ID_NONE,
+    8,                                 "Change",
+    NULL, NULL,                                "Custom element change configuration"
+  },
+#else
   {
     ED_SETTINGS_XPOS(0),               ED_COUNTER_YPOS(1),
     GADGET_ID_PROPERTIES_INFO,         GADGET_ID_NONE,
@@ -1365,27 +1762,28 @@ static struct
   },
   {
     ED_SETTINGS_XPOS(0) + 332,         ED_COUNTER_YPOS(1),
-    GADGET_ID_PROPERTIES_ADVANCED,     GADGET_ID_NONE,
+    GADGET_ID_PROPERTIES_CHANGE,       GADGET_ID_NONE,
     11,                                        "Advanced",
     NULL, NULL,                                "Advanced element configuration"
   },
+#endif
   {
-    -1,                                        ED_SETTINGS_YPOS(13),
+    -1,                                        ED_SETTINGS_YPOS(2),
     GADGET_ID_SAVE_AS_TEMPLATE,                GADGET_ID_CUSTOM_USE_TEMPLATE,
-    -1,                                        "Save as template",
-    " ", NULL,                         "Save current settings as new template"
+    -1,                                        "Save",
+    " ", "As Template",                        "Save current settings as new template"
   },
   {
     -1,                                        ED_SETTINGS_YPOS(14),
-    GADGET_ID_ADD_CHANGE_PAGE,         GADGET_ID_NEXT_CHANGE_PAGE,
+    GADGET_ID_ADD_CHANGE_PAGE,         GADGET_ID_PASTE_CHANGE_PAGE,
     -1,                                        "New",
-    " ", NULL,                         "Add new config page"
+    NULL, NULL,                                "Add new change page"
   },
   {
     -1,                                        ED_SETTINGS_YPOS(14),
     GADGET_ID_DEL_CHANGE_PAGE,         GADGET_ID_ADD_CHANGE_PAGE,
     -1,                                        "Delete",
-    NULL, NULL,                                "Delete current config page"
+    NULL, NULL,                                "Delete current change page"
   },
 };
 
@@ -1404,14 +1802,28 @@ static struct
     ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(14),
     ED_BUTTON_COUNT_XSIZE,             ED_BUTTON_COUNT_YSIZE,
     GADGET_ID_PREV_CHANGE_PAGE,                GADGET_ID_NONE,
-    NULL, NULL,                                "select previous config page"
+    NULL, NULL,                                "select previous change page"
   },
   {
     ED_BUTTON_PLUS_XPOS,               ED_BUTTON_COUNT_YPOS,
     -1,                                        ED_SETTINGS_YPOS(14),
     ED_BUTTON_COUNT_XSIZE,             ED_BUTTON_COUNT_YSIZE,
     GADGET_ID_NEXT_CHANGE_PAGE,                GADGET_ID_SELECT_CHANGE_PAGE,
-    NULL, "config page",               "select next config page"
+    NULL, "change page",               "select next change page"
+  },
+  {
+    ED_COPY_CHANGE_PAGE_XPOS,          ED_COPY_CHANGE_PAGE_YPOS,
+    -1,                                        ED_SETTINGS_YPOS(14),
+    ED_BUTTON_COUNT_XSIZE,             ED_BUTTON_COUNT_YSIZE,
+    GADGET_ID_COPY_CHANGE_PAGE,                GADGET_ID_NEXT_CHANGE_PAGE,
+    " ", NULL,                         "copy settings from this change page"
+  },
+  {
+    ED_PASTE_CHANGE_PAGE_XPOS,         ED_PASTE_CHANGE_PAGE_YPOS,
+    -1,                                        ED_SETTINGS_YPOS(14),
+    ED_BUTTON_COUNT_XSIZE,             ED_BUTTON_COUNT_YSIZE,
+    GADGET_ID_PASTE_CHANGE_PAGE,       GADGET_ID_COPY_CHANGE_PAGE,
+    NULL, NULL,                                "paste settings to this change page"
   },
 };
 
@@ -1558,84 +1970,148 @@ static struct
   /* ---------- element settings: configure (various elements) ------------- */
 
   {
-    ED_SETTINGS_XPOS(0),               0,      /* set at runtime */
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(0),
     GADGET_ID_STICK_ELEMENT,           GADGET_ID_NONE,
     &stick_element_properties_window,
     NULL,
     "stick this screen to edit content","stick this screen to edit content"
   },
   {
-    ED_SETTINGS_XPOS(0),               ED_COUNTER_YPOS(4),
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(1),
     GADGET_ID_EM_SLIPPERY_GEMS,                GADGET_ID_NONE,
     &level.em_slippery_gems,
     NULL,
     "slip down from certain flat walls","use EM style slipping behaviour"
   },
+  {
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(1),
+    GADGET_ID_USE_SPRING_BUG,          GADGET_ID_NONE,
+    &level.use_spring_bug,
+    NULL,
+    "use spring pushing bug",          "use odd spring pushing behaviour"
+  },
+  {
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(1),
+    GADGET_ID_BLOCK_LAST_FIELD,                GADGET_ID_NONE,
+    &level.block_last_field,
+    NULL,
+    "block last field when moving",    "player blocks last field when moving"
+  },
+  {
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(1),
+    GADGET_ID_SP_BLOCK_LAST_FIELD,     GADGET_ID_NONE,
+    &level.sp_block_last_field,
+    NULL,
+    "block last field when moving",    "player blocks last field when moving"
+  },
+  {
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(2),
+    GADGET_ID_INSTANT_RELOCATION,      GADGET_ID_NONE,
+    &level.instant_relocation,
+    NULL,
+    "no scrolling when relocating",    "player gets relocated without delay"
+  },
+  {
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(0),
+    GADGET_ID_CAN_FALL_INTO_ACID,      GADGET_ID_NONE,
+    &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
+    NULL,
+    "can fall into acid (with gravity)","player can fall into acid pool"
+  },
+  {
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(0),
+    GADGET_ID_CAN_MOVE_INTO_ACID,      GADGET_ID_NONE,
+    &custom_element_properties[EP_CAN_MOVE_INTO_ACID],
+    NULL,
+    "can move into acid",              "element can move into acid pool"
+  },
+  {
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(1),
+    GADGET_ID_DONT_COLLIDE_WITH,       GADGET_ID_NONE,
+    &custom_element_properties[EP_DONT_COLLIDE_WITH],
+    NULL,
+    "deadly when colliding with",      "element is deadly when hitting player"
+  },
 
-  /* ---------- element settings: configure (custom elements) ------------- */
+  /* ---------- element settings: configure 1 (custom elements) ----------- */
 
   {
     ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(1),
+    GADGET_ID_CUSTOM_USE_GRAPHIC,      GADGET_ID_NONE,
+    &custom_element.use_gfx_element,
+    NULL, "use graphic of element:",   "use graphic for custom element"
+  },
+  {
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(2),
+    GADGET_ID_CUSTOM_USE_TEMPLATE,     GADGET_ID_NONE,
+    &level.use_custom_template,
+    NULL, "use template",              "use template for custom properties"
+  },
+  {
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(3),
     GADGET_ID_CUSTOM_ACCESSIBLE,       GADGET_ID_NONE,
     &custom_element_properties[EP_ACCESSIBLE],
     NULL, NULL,                                "player can walk to or pass this field"
   },
   {
-    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(2),
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(5),
     GADGET_ID_CUSTOM_WALK_TO_OBJECT,   GADGET_ID_NONE,
     &custom_element_properties[EP_WALK_TO_OBJECT],
     NULL, NULL,                                "player can dig/collect/push element"
   },
   {
-    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(5),
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(9),
     GADGET_ID_CUSTOM_CAN_MOVE,         GADGET_ID_NONE,
     &custom_element_properties[EP_CAN_MOVE],
     NULL, NULL,                                "element can move in some direction"
   },
   {
-    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(9),
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(13),
     GADGET_ID_CUSTOM_CAN_FALL,         GADGET_ID_NONE,
     &custom_element_properties[EP_CAN_FALL],
     NULL, "can fall",                  "element can fall down"
   },
   {
-    -1,                                        ED_SETTINGS_YPOS(9),
+    -1,                                        ED_SETTINGS_YPOS(13),
     GADGET_ID_CUSTOM_CAN_SMASH,                GADGET_ID_CUSTOM_CAN_FALL,
     &custom_element_properties[EP_CAN_SMASH],
     " ", NULL,                         "element can smash other elements"
   },
   {
-    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(10),
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(14),
     GADGET_ID_CUSTOM_SLIPPERY,         GADGET_ID_NONE,
     &custom_element_properties[EP_SLIPPERY],
     NULL, NULL,                                "other elements can fall down from it"
   },
+
+  /* ---------- element settings: configure 2 (custom elements) ----------- */
+
   {
-    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(11),
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(1),
     GADGET_ID_CUSTOM_DEADLY,           GADGET_ID_NONE,
     &custom_element_properties[EP_DEADLY],
     NULL, NULL,                                "element can kill the player"
   },
   {
-    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(12),
+    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(2),
     GADGET_ID_CUSTOM_EXPLODE_RESULT,   GADGET_ID_NONE,
     &custom_element_properties[EP_EXPLODE_RESULT],
     NULL, NULL,                                "set consistency/destructibility"
   },
   {
-    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(13),
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(3),
     GADGET_ID_CUSTOM_EXPLODE_FIRE,     GADGET_ID_NONE,
     &custom_element.can_explode_by_fire,
     NULL, "by fire",                   "element can explode by fire/explosion"
   },
   {
-    -1,                                        ED_SETTINGS_YPOS(13),
+    -1,                                        ED_SETTINGS_YPOS(3),
     GADGET_ID_CUSTOM_EXPLODE_SMASH,    GADGET_ID_CUSTOM_EXPLODE_FIRE,
     &custom_element.can_explode_smashed,
     " ", "smashed",                    "element can explode when smashed"
   },
   {
-    -1,                                        ED_SETTINGS_YPOS(13),
+    -1,                                        ED_SETTINGS_YPOS(3),
     GADGET_ID_CUSTOM_EXPLODE_IMPACT,   GADGET_ID_CUSTOM_EXPLODE_SMASH,
     &custom_element.can_explode_impact,
     " ", "impact",                     "element can explode on impact"
@@ -1645,30 +2121,24 @@ static struct
 
   {
     ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(1),
-    GADGET_ID_CUSTOM_USE_GRAPHIC,      GADGET_ID_NONE,
-    &custom_element.use_gfx_element,
-    NULL, "use graphic of element:",   "use graphic for custom element"
-  },
-  {
-    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(2),
     GADGET_ID_CUSTOM_CAN_CHANGE,       GADGET_ID_NONE,
     &custom_element_change.can_change,
     NULL, "element changes to:",       "element can change to other element"
   },
   {
-    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(3),
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(2),
     GADGET_ID_CHANGE_DELAY,            GADGET_ID_NONE,
     &custom_element_change_events[CE_DELAY],
     NULL, NULL,                                "element changes after delay"
   },
   {
-    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(5),
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(4),
     GADGET_ID_CHANGE_BY_DIRECT_ACT,    GADGET_ID_NONE,
     &custom_element_change_events[CE_BY_DIRECT_ACTION],
     NULL, NULL,                                "element changes by direct action"
   },
   {
-    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(6),
+    ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(5),
     GADGET_ID_CHANGE_BY_OTHER_ACT,     GADGET_ID_NONE,
     &custom_element_change_events[CE_BY_OTHER_ACTION],
     NULL, NULL,                                "element changes by other element"
@@ -1682,27 +2152,21 @@ static struct
   {
     ED_SETTINGS_XPOS(1),               ED_SETTINGS_YPOS(9),
     GADGET_ID_CHANGE_USE_CONTENT,      GADGET_ID_NONE,
-    &custom_element_change.use_content,
+    &custom_element_change.use_target_content,
     NULL, "use extended change target:","element changes to more elements"
   },
   {
     ED_SETTINGS_XPOS(2),               ED_SETTINGS_YPOS(11),
     GADGET_ID_CHANGE_ONLY_COMPLETE,    GADGET_ID_NONE,
-    &custom_element_change.only_complete,
+    &custom_element_change.only_if_complete,
     NULL, "replace all or nothing",    "only replace when all can be changed"
   },
   {
     ED_SETTINGS_XPOS(2),               ED_SETTINGS_YPOS(12),
     GADGET_ID_CHANGE_USE_RANDOM,       GADGET_ID_NONE,
-    &custom_element_change.use_random_change,
+    &custom_element_change.use_random_replace,
     NULL, NULL,                                "use percentage for random replace"
   },
-  {
-    ED_SETTINGS_XPOS(0),               ED_SETTINGS_YPOS(13),
-    GADGET_ID_CUSTOM_USE_TEMPLATE,     GADGET_ID_NONE,
-    &level.use_custom_template,
-    NULL, "use template",              "use template for custom properties"
-  },
 };
 
 static struct
@@ -1777,10 +2241,10 @@ static struct
   /* ---------- amoeba content --------------------------------------------- */
 
   {
-    ED_AREA_ELEM_CONTENT_XPOS,         ED_AREA_ELEM_CONTENT_YPOS,
+    ED_AREA_AMOEBA_CONTENT_XPOS,       ED_AREA_AMOEBA_CONTENT_YPOS,
     1, 1,
     GADGET_ID_AMOEBA_CONTENT,          GADGET_ID_NONE,
-    NULL, "content of amoeba",         NULL
+    "content:", NULL,                  NULL
   },
 
   /* ---------- custom graphic --------------------------------------------- */
@@ -1801,6 +2265,21 @@ static struct
     "content:", NULL,                  NULL
   },
 
+  /* ---------- custom enter and leave element (when moving) --------------- */
+
+  {
+    ED_SETTINGS_XPOS(1),               ED_AREA_ELEM_CONTENT4a_YPOS,
+    1, 1,
+    GADGET_ID_CUSTOM_MOVE_ENTER,       GADGET_ID_NONE,
+    "can dig:", " ",                   NULL
+  },
+  {
+    -1,                                        ED_AREA_ELEM_CONTENT4b_YPOS,
+    1, 1,
+    GADGET_ID_CUSTOM_MOVE_LEAVE,       GADGET_ID_CUSTOM_MOVE_LEAVE_TYPE,
+    NULL, NULL,                                NULL
+  },
+
   /* ---------- custom change target --------------------------------------- */
 
   {
@@ -1828,6 +2307,15 @@ static struct
     NULL, NULL,                                NULL
   },
 
+  /* ---------- group element content -------------------------------------- */
+
+  {
+    ED_AREA_GROUP_CONTENT_XPOS,                ED_AREA_GROUP_CONTENT_YPOS,
+    MAX_ELEMENTS_IN_GROUP, 1,
+    GADGET_ID_GROUP_CONTENT,           GADGET_ID_NONE,
+    "content:", NULL,                  NULL
+  },
+
   /* ---------- random background (for random painting) -------------------- */
 
   {
@@ -1867,13 +2355,14 @@ static int new_element3 = EL_SAND;
 static void ModifyEditorCounter(int, int);
 static void ModifyEditorCounterLimits(int, int, int);
 static void ModifyEditorSelectbox(int, int);
+static void ModifyEditorDrawingArea(int, int, int);
 static void ModifyEditorElementList();
 static void RedrawDrawingElements();
 static void DrawDrawingWindow();
 static void DrawLevelInfoWindow();
 static void DrawPropertiesWindow();
 static void UpdateCustomElementGraphicGadgets();
-static boolean checkPropertiesConfig();
+static boolean checkPropertiesConfig(int);
 static void CopyLevelToUndoBuffer(int);
 static void HandleDrawingAreas(struct GadgetInfo *);
 static void HandleCounterButtons(struct GadgetInfo *);
@@ -2190,7 +2679,7 @@ static int editor_el_sokoban[] =
   EL_SOKOBAN_OBJECT,
   EL_SOKOBAN_FIELD_EMPTY,
   EL_SOKOBAN_FIELD_FULL,
-  EL_STEELWALL,
+  EL_SOKOBAN_FIELD_PLAYER,
 };
 static int *editor_hl_sokoban_ptr = editor_hl_sokoban;
 static int *editor_el_sokoban_ptr = editor_el_sokoban;
@@ -2882,6 +3371,103 @@ static int *editor_el_custom_more_ptr = editor_el_custom_more;
 static int num_editor_hl_custom_more = SIZEOF_ARRAY_INT(editor_hl_custom_more);
 static int num_editor_el_custom_more = SIZEOF_ARRAY_INT(editor_el_custom_more);
 
+static int editor_hl_custom_special[] =
+{
+};
+
+static int editor_el_custom_special[] =
+{
+  EL_TRIGGER_ELEMENT,
+  EL_TRIGGER_PLAYER,
+  EL_EMPTY,
+  EL_EMPTY
+};
+static int *editor_hl_custom_special_ptr = editor_hl_custom_special;
+static int *editor_el_custom_special_ptr = editor_el_custom_special;
+static int num_editor_hl_custom_special = SIZEOF_ARRAY_INT(editor_hl_custom_special);
+static int num_editor_el_custom_special = SIZEOF_ARRAY_INT(editor_el_custom_special);
+
+static int editor_hl_group[] =
+{
+  EL_CHAR('G'),
+  EL_CHAR('R'),
+  EL_CHAR('O'),
+  EL_CHAR('U'),
+
+  EL_CHAR('P'),
+  EL_CHAR(' '),
+  EL_CHAR(' '),
+  EL_CHAR(' '),
+
+  EL_CHAR('E'),
+  EL_CHAR('L'),
+  EL_CHAR('E'),
+  EL_CHAR('M'),
+
+  EL_CHAR('E'),
+  EL_CHAR('N'),
+  EL_CHAR('T'),
+  EL_CHAR('S'),
+};
+
+static int editor_el_group[] =
+{
+  EL_GROUP_START + 0,
+  EL_GROUP_START + 1,
+  EL_GROUP_START + 2,
+  EL_GROUP_START + 3,
+
+  EL_GROUP_START + 4,
+  EL_GROUP_START + 5,
+  EL_GROUP_START + 6,
+  EL_GROUP_START + 7,
+
+  EL_GROUP_START + 8,
+  EL_GROUP_START + 9,
+  EL_GROUP_START + 10,
+  EL_GROUP_START + 11,
+
+  EL_GROUP_START + 12,
+  EL_GROUP_START + 13,
+  EL_GROUP_START + 14,
+  EL_GROUP_START + 15
+};
+static int *editor_hl_group_ptr = editor_hl_group;
+static int *editor_el_group_ptr = editor_el_group;
+static int num_editor_hl_group = SIZEOF_ARRAY_INT(editor_hl_group);
+static int num_editor_el_group = SIZEOF_ARRAY_INT(editor_el_group);
+
+static int editor_hl_group_more[] =
+{
+};
+
+static int editor_el_group_more[] =
+{
+  EL_GROUP_START + 16,
+  EL_GROUP_START + 17,
+  EL_GROUP_START + 18,
+  EL_GROUP_START + 19,
+
+  EL_GROUP_START + 20,
+  EL_GROUP_START + 21,
+  EL_GROUP_START + 22,
+  EL_GROUP_START + 23,
+
+  EL_GROUP_START + 24,
+  EL_GROUP_START + 25,
+  EL_GROUP_START + 26,
+  EL_GROUP_START + 27,
+
+  EL_GROUP_START + 28,
+  EL_GROUP_START + 29,
+  EL_GROUP_START + 30,
+  EL_GROUP_START + 31
+};
+static int *editor_hl_group_more_ptr = editor_hl_group_more;
+static int *editor_el_group_more_ptr = editor_el_group_more;
+static int num_editor_hl_group_more = SIZEOF_ARRAY_INT(editor_hl_group_more);
+static int num_editor_el_group_more = SIZEOF_ARRAY_INT(editor_el_group_more);
+
 static int editor_hl_user_defined[] =
 {
   EL_CHAR('U'),
@@ -2982,6 +3568,21 @@ editor_elements_info[] =
     &editor_hl_custom_more_ptr,                &num_editor_hl_custom_more,
     &editor_el_custom_more_ptr,                &num_editor_el_custom_more
   },
+  {
+    &setup.editor.el_custom,
+    &editor_hl_custom_special_ptr,     &num_editor_hl_custom_special,
+    &editor_el_custom_special_ptr,     &num_editor_el_custom_special
+  },
+  {
+    &setup.editor.el_custom,
+    &editor_hl_group_ptr,              &num_editor_hl_group,
+    &editor_el_group_ptr,              &num_editor_el_group
+  },
+  {
+    &setup.editor.el_custom_more,
+    &editor_hl_group_more_ptr,         &num_editor_hl_group_more,
+    &editor_el_group_more_ptr,         &num_editor_el_group_more
+  },
   {
     &setup.editor.el_user_defined,
     &editor_hl_user_defined_ptr,       &num_editor_hl_user_defined,
@@ -2999,6 +3600,209 @@ editor_elements_info[] =
   }
 };
 
+#if 0
+
+static struct
+{
+  short element;
+  short element_mapped;
+}
+forum_sketch_element_mapping[] =
+{
+  { EL_WALL_SLIPPERY,                  EL_WALL                 },
+  { EL_EXPANDABLE_WALL,                        EL_WALL                 },
+  { EL_EXPANDABLE_WALL_HORIZONTAL,     EL_WALL                 },
+  { EL_EXPANDABLE_WALL_VERTICAL,       EL_WALL                 },
+  { EL_EXPANDABLE_WALL_ANY,            EL_WALL                 },
+  { EL_WALL_EMERALD,                   EL_WALL                 },
+  { EL_WALL_DIAMOND,                   EL_WALL                 },
+  { EL_WALL_BD_DIAMOND,                        EL_WALL                 },
+  { EL_WALL_EMERALD_YELLOW,            EL_WALL                 },
+  { EL_WALL_EMERALD_RED,               EL_WALL                 },
+  { EL_WALL_EMERALD_PURPLE,            EL_WALL                 },
+  { EL_ACID_POOL_TOPLEFT,              EL_WALL                 },
+  { EL_ACID_POOL_TOPRIGHT,             EL_WALL                 },
+  { EL_ACID_POOL_BOTTOMLEFT,           EL_WALL                 },
+  { EL_ACID_POOL_BOTTOM,               EL_WALL                 },
+  { EL_ACID_POOL_BOTTOMRIGHT,          EL_WALL                 },
+  { EL_BD_WALL,                                EL_WALL                 },
+
+  { EL_BD_ROCK,                                EL_ROCK                 },
+
+  { EL_SP_ZONK,                                EL_ROCK                 },
+  { EL_SP_BASE,                                EL_SAND                 },
+  { EL_SP_MURPHY,                      EL_PLAYER_1             },
+  { EL_SP_INFOTRON,                    EL_EMERALD              },
+  { EL_SP_HARDWARE_GRAY,               EL_STEELWALL            },
+  { EL_SP_EXIT_CLOSED,                 EL_EXIT_OPEN            },
+  { EL_SP_DISK_ORANGE,                 EL_BOMB                 },
+  { EL_SP_DISK_RED,                    EL_BOMB                 },
+  { EL_SP_DISK_YELLOW,                 EL_BOMB                 },
+  { EL_SP_PORT_RIGHT,                  EL_GATE_1_GRAY          },
+  { EL_SP_PORT_DOWN,                   EL_GATE_1_GRAY          },
+  { EL_SP_PORT_LEFT,                   EL_GATE_1_GRAY          },
+  { EL_SP_PORT_UP,                     EL_GATE_1_GRAY          },
+  { EL_SP_GRAVITY_PORT_RIGHT,          EL_GATE_1_GRAY          },
+  { EL_SP_GRAVITY_PORT_DOWN,           EL_GATE_1_GRAY          },
+  { EL_SP_GRAVITY_PORT_LEFT,           EL_GATE_1_GRAY          },
+  { EL_SP_GRAVITY_PORT_UP,             EL_GATE_1_GRAY          },
+  { EL_SP_PORT_VERTICAL,               EL_GATE_1_GRAY          },
+  { EL_SP_PORT_HORIZONTAL,             EL_GATE_1_GRAY          },
+  { EL_SP_PORT_ANY,                    EL_GATE_1_GRAY          },
+  { EL_SP_SNIKSNAK,                    EL_BUG                  },
+  { EL_SP_ELECTRON,                    EL_SPACESHIP            },
+  { EL_SP_CHIP_SINGLE,                 EL_WALL                 },
+  { EL_SP_CHIP_LEFT,                   EL_WALL                 },
+  { EL_SP_CHIP_RIGHT,                  EL_WALL                 },
+  { EL_SP_CHIP_TOP,                    EL_WALL                 },
+  { EL_SP_CHIP_BOTTOM,                 EL_WALL                 },
+  { EL_SP_HARDWARE_BASE_1,             EL_STEELWALL            },
+  { EL_SP_HARDWARE_GREEN,              EL_STEELWALL            },
+  { EL_SP_HARDWARE_BLUE,               EL_STEELWALL            },
+  { EL_SP_HARDWARE_RED,                        EL_STEELWALL            },
+  { EL_SP_HARDWARE_YELLOW,             EL_STEELWALL            },
+  { EL_SP_HARDWARE_BASE_2,             EL_STEELWALL            },
+  { EL_SP_HARDWARE_BASE_3,             EL_STEELWALL            },
+  { EL_SP_HARDWARE_BASE_3,             EL_STEELWALL            },
+  { EL_SP_HARDWARE_BASE_4,             EL_STEELWALL            },
+  { EL_SP_HARDWARE_BASE_5,             EL_STEELWALL            },
+  { EL_SP_HARDWARE_BASE_6,             EL_STEELWALL            },
+
+  { EL_STEELWALL_SLIPPERY,             EL_STEELWALL            },
+
+  { EL_EXIT_CLOSED,                    EL_EXIT_OPEN            },
+
+  { EL_DIAMOND,                                EL_EMERALD              },
+  { EL_BD_DIAMOND,                     EL_EMERALD              },
+  { EL_EMERALD_YELLOW,                 EL_EMERALD              },
+  { EL_EMERALD_RED,                    EL_EMERALD              },
+  { EL_EMERALD_PURPLE,                 EL_EMERALD              },
+
+  { EL_AMOEBA_DEAD,                    EL_AMOEBA               },
+  { EL_AMOEBA_DROP,                    EL_AMOEBA               },
+  { EL_AMOEBA_WET,                     EL_AMOEBA               },
+  { EL_AMOEBA_DRY,                     EL_AMOEBA               },
+  { EL_AMOEBA_FULL,                    EL_AMOEBA               },
+  { EL_BD_AMOEBA,                      EL_AMOEBA               },
+  { EL_AMOEBA_TO_DIAMOND,              EL_AMOEBA               },
+
+  { EL_DYNAMITE_ACTIVE,                        EL_DYNAMITE             },
+
+  { EL_GATE_2_GRAY,                    EL_GATE_1_GRAY          },
+  { EL_GATE_3_GRAY,                    EL_GATE_1_GRAY          },
+  { EL_GATE_4_GRAY,                    EL_GATE_1_GRAY          },
+
+  { EL_EM_KEY_1,                       EL_KEY_1                },
+  { EL_EM_KEY_2,                       EL_KEY_2                },
+  { EL_EM_KEY_3,                       EL_KEY_3                },
+  { EL_EM_KEY_4,                       EL_KEY_4                },
+
+  { EL_EM_GATE_1,                      EL_GATE_1               },
+  { EL_EM_GATE_2,                      EL_GATE_2               },
+  { EL_EM_GATE_3,                      EL_GATE_3               },
+  { EL_EM_GATE_4,                      EL_GATE_4               },
+
+  { EL_EM_GATE_1_GRAY,                 EL_GATE_1_GRAY          },
+  { EL_EM_GATE_2_GRAY,                 EL_GATE_1_GRAY          },
+  { EL_EM_GATE_3_GRAY,                 EL_GATE_1_GRAY          },
+  { EL_EM_GATE_4_GRAY,                 EL_GATE_1_GRAY          },
+
+  { EL_INVISIBLE_SAND,                 EL_EMPTY                },
+  { EL_INVISIBLE_WALL,                 EL_EMPTY                },
+  { EL_INVISIBLE_STEELWALL,            EL_EMPTY                },
+
+  { EL_PACMAN,                         EL_YAMYAM               },
+  { EL_DARK_YAMYAM,                    EL_YAMYAM               },
+
+  { EL_BD_MAGIC_WALL,                  EL_MAGIC_WALL           },
+
+  { EL_DYNABOMB_INCREASE_NUMBER,       EL_BOMB                 },
+  { EL_DYNABOMB_INCREASE_SIZE,         EL_BOMB                 },
+  { EL_DYNABOMB_INCREASE_POWER,                EL_BOMB                 },
+  { EL_BLACK_ORB,                      EL_BOMB                 },
+  { EL_DX_SUPABOMB,                    EL_BOMB                 },
+
+  { EL_SOKOBAN_OBJECT,                 EL_KEY_1                },
+  { EL_SOKOBAN_FIELD_EMPTY,            EL_GATE_1_GRAY          },
+  { EL_SOKOBAN_FIELD_FULL,             EL_GATE_1               },
+  { EL_SOKOBAN_FIELD_PLAYER,           EL_PLAYER_1             },
+
+  { EL_BD_BUTTERFLY_RIGHT,             EL_BD_BUTTERFLY         },
+  { EL_BD_BUTTERFLY_UP,                        EL_BD_BUTTERFLY         },
+  { EL_BD_BUTTERFLY_LEFT,              EL_BD_BUTTERFLY         },
+  { EL_BD_BUTTERFLY_DOWN,              EL_BD_BUTTERFLY         },
+
+  { EL_BD_FIREFLY_RIGHT,               EL_BD_FIREFLY           },
+  { EL_BD_FIREFLY_UP,                  EL_BD_FIREFLY           },
+  { EL_BD_FIREFLY_LEFT,                        EL_BD_FIREFLY           },
+  { EL_BD_FIREFLY_DOWN,                        EL_BD_FIREFLY           },
+
+  { EL_PLAYER_2,                       EL_PLAYER_1             },
+  { EL_PLAYER_3,                       EL_PLAYER_1             },
+  { EL_PLAYER_4,                       EL_PLAYER_1             },
+
+  { EL_BUG_RIGHT,                      EL_BUG                  },
+  { EL_BUG_UP,                         EL_BUG                  },
+  { EL_BUG_LEFT,                       EL_BUG                  },
+  { EL_BUG_DOWN,                       EL_BUG                  },
+
+  { EL_SPACESHIP_RIGHT,                        EL_SPACESHIP            },
+  { EL_SPACESHIP_UP,                   EL_SPACESHIP            },
+  { EL_SPACESHIP_LEFT,                 EL_SPACESHIP            },
+  { EL_SPACESHIP_DOWN,                 EL_SPACESHIP            },
+
+  { EL_PACMAN_RIGHT,                   EL_YAMYAM               },
+  { EL_PACMAN_UP,                      EL_YAMYAM               },
+  { EL_PACMAN_LEFT,                    EL_YAMYAM               },
+  { EL_PACMAN_DOWN,                    EL_YAMYAM               },
+
+  { -1,                                        -1                      }
+};
+
+static struct
+{
+  short element;
+  char *element_string;
+}
+forum_sketch_element_strings[] =
+{
+  { EL_PLAYER_1,               "p" },
+  { EL_EMPTY,                  "_" },
+  { EL_SAND,                   "s" },
+  { EL_ROCK,                   "b" },
+  { EL_EMERALD,                        "e" },
+  { EL_BUG,                    "u" },
+  { EL_SPACESHIP,              "h" },
+  { EL_BD_FIREFLY,             "f" },
+  { EL_BD_BUTTERFLY,           "b" },
+  { EL_AMOEBA,                 "a" },
+  { EL_YAMYAM,                 "y" },
+  { EL_WALL,                   "w" },
+  { EL_STEELWALL,              "t" },
+  { EL_MAGIC_WALL,             "m" },
+  { EL_EXIT_OPEN,              "x" },
+  { EL_DYNAMITE,               "d" },
+  { EL_KEY_1,                  "1" },
+  { EL_KEY_2,                  "2" },
+  { EL_KEY_3,                  "3" },
+  { EL_KEY_4,                  "4" },
+  { EL_GATE_1,                 "5" },
+  { EL_GATE_2,                 "6" },
+  { EL_GATE_3,                 "7" },
+  { EL_GATE_4,                 "8" },
+  { EL_GATE_1_GRAY,            "9" },
+  { EL_BOMB,                   "@" },
+  { EL_ROBOT,                  "r" },
+  { EL_ROBOT_WHEEL,            "0" },
+  { EL_NUT,                    "n" },
+  { EL_CUSTOM_1,               "c" },
+  { EL_CHAR_QUESTION,          "?" },
+
+  { -1,                                NULL }
+};
+
+#endif
+
 
 /*
   -----------------------------------------------------------------------------
@@ -3058,8 +3862,7 @@ static void ReinitializeElementList()
   int pos = 0;
   int i, j;
 
-  if (editor_elements != NULL)
-    free(editor_elements);
+  checked_free(editor_elements);
 
   if (!initialized)
   {
@@ -3068,13 +3871,13 @@ static void ReinitializeElementList()
                                     &num_editor_el_user_defined);
 
     /* initialize list of empty elements (used for padding, if needed) */
-    for (i=0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
+    for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
       editor_el_empty[i] = EL_EMPTY;
 
     /* do some sanity checks for each element from element list */
-    for (i=0; editor_elements_info[i].setup_value != NULL; i++)
+    for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
     {
-      for (j=0; j < *editor_elements_info[i].element_list_size; j++)
+      for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
       {
        int element = (*editor_elements_info[i].element_list)[j];
 
@@ -3093,7 +3896,7 @@ static void ReinitializeElementList()
   use_el_empty = FALSE;
 
   /* determine size of element list */
-  for (i=0; editor_elements_info[i].setup_value != NULL; i++)
+  for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
   {
     if (*editor_elements_info[i].setup_value)
     {
@@ -3116,15 +3919,15 @@ static void ReinitializeElementList()
   editor_elements = checked_malloc(num_editor_elements * sizeof(int));
 
   /* fill element list */
-  for (i=0; editor_elements_info[i].setup_value != NULL; i++)
+  for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
   {
     if (*editor_elements_info[i].setup_value)
     {
       if (setup.editor.el_headlines)
-       for (j=0; j < *editor_elements_info[i].headline_list_size; j++)
+       for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
          editor_elements[pos++] = (*editor_elements_info[i].headline_list)[j];
 
-      for (j=0; j < *editor_elements_info[i].element_list_size; j++)
+      for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
        editor_elements[pos++] = (*editor_elements_info[i].element_list)[j];
     }
   }
@@ -3141,9 +3944,9 @@ void PrintEditorElementList()
   boolean *stop = &setup.editor.el_user_defined;
   int i, j;
 
-  for (i=0; editor_elements_info[i].setup_value != stop; i++)
+  for (i = 0; editor_elements_info[i].setup_value != stop; i++)
   {
-    for (j=0; j < *editor_elements_info[i].headline_list_size; j++)
+    for (j = 0; j < *editor_elements_info[i].headline_list_size; j++)
     {
       int element = (*editor_elements_info[i].headline_list)[j];
 
@@ -3153,7 +3956,7 @@ void PrintEditorElementList()
     if (j > 0)
       printf("#\n");
 
-    for (j=0; j < *editor_elements_info[i].element_list_size; j++)
+    for (j = 0; j < *editor_elements_info[i].element_list_size; j++)
     {
       int element = (*editor_elements_info[i].element_list)[j];
 
@@ -3176,7 +3979,7 @@ static void ReinitializeElementListButtons()
     if (last_setup_value_headlines != setup.editor.el_headlines)
       initialization_needed = TRUE;
 
-    for (i=0; editor_elements_info[i].setup_value != NULL; i++)
+    for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
       if (editor_elements_info[i].last_setup_value !=
          *editor_elements_info[i].setup_value)
        initialization_needed = TRUE;
@@ -3190,7 +3993,7 @@ static void ReinitializeElementListButtons()
 
   /* store current setup values for next invocation of this function */
   last_setup_value_headlines = setup.editor.el_headlines;
-  for (i=0; editor_elements_info[i].setup_value != NULL; i++)
+  for (i = 0; editor_elements_info[i].setup_value != NULL; i++)
     editor_elements_info[i].last_setup_value =
       *editor_elements_info[i].setup_value;
 
@@ -3204,14 +4007,14 @@ static void DrawElementBorder(int dest_x, int dest_y, int width, int height,
     (input ? IMG_EDITOR_ELEMENT_BORDER_INPUT : IMG_EDITOR_ELEMENT_BORDER);
   Bitmap *src_bitmap;
   int src_x, src_y;
-  int num_mini_tilex = width / MINI_TILEX + 1;
-  int num_mini_tiley = width / MINI_TILEY + 1;
+  int num_mini_tilex = width  / MINI_TILEX + 1;
+  int num_mini_tiley = height / MINI_TILEY + 1;
   int x, y;
 
   getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
 
-  for (y=0; y < num_mini_tiley; y++)
-    for (x=0; x < num_mini_tilex; x++)
+  for (y = 0; y < num_mini_tiley; y++)
+    for (x = 0; x < num_mini_tilex; x++)
       BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
                 dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
                 dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
@@ -3233,30 +4036,40 @@ static void DrawDrawingArea(int id)
     DrawMiniGraphicExt(drawto, gi->x, gi->y,
                       el2edimg(custom_element.gfx_element));
   else if (id == ED_DRAWING_ID_CUSTOM_CONTENT)
-    for (y=0; y<3; y++)
-      for (x=0; x<3; x++)
+    for (y = 0; y < 3; y++)
+      for (x = 0; x < 3; x++)
        DrawMiniGraphicExt(drawto,
                           gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
                           el2edimg(custom_element.content[x][y]));
+  else if (id == ED_DRAWING_ID_CUSTOM_MOVE_ENTER)
+    DrawMiniGraphicExt(drawto, gi->x, gi->y,
+                      el2edimg(custom_element.move_enter_element));
+  else if (id == ED_DRAWING_ID_CUSTOM_MOVE_LEAVE)
+    DrawMiniGraphicExt(drawto, gi->x, gi->y,
+                      el2edimg(custom_element.move_leave_element));
   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TARGET)
     DrawMiniGraphicExt(drawto, gi->x, gi->y,
                       el2edimg(custom_element_change.target_element));
   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT)
-    for (y=0; y < 3; y++)
-      for (x=0; x < 3; x++)
+    for (y = 0; y < 3; y++)
+      for (x = 0; x < 3; x++)
        DrawMiniGraphicExt(drawto,
                           gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
-                          el2edimg(custom_element_change.content[x][y]));
+                          el2edimg(custom_element_change.target_content[x][y]));
   else if (id == ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER)
     DrawMiniGraphicExt(drawto, gi->x, gi->y,
                       el2edimg(custom_element_change.trigger_element));
+  else if (id == ED_DRAWING_ID_GROUP_CONTENT)
+    for (x = 0; x < group_element_info.num_elements; x++)
+      DrawMiniGraphicExt(drawto, gi->x + x * MINI_TILEX, gi->y,
+                        el2edimg(group_element_info.element[x]));
   else if (id >= ED_DRAWING_ID_ELEMENT_CONTENT_0 &&
           id <= ED_DRAWING_ID_ELEMENT_CONTENT_7)
   {
     int nr = id - ED_DRAWING_ID_ELEMENT_CONTENT_0;
 
-    for (y=0; y < 3; y++)
-      for (x=0; x < 3; x++)
+    for (y = 0; y < 3; y++)
+      for (x = 0; x < 3; x++)
        DrawMiniGraphicExt(drawto,
                           gi->x + x * MINI_TILEX, gi->y + y * MINI_TILEY,
                           el2edimg(level.yamyam_content[nr][x][y]));
@@ -3279,13 +4092,13 @@ static void ScrollMiniLevel(int from_x, int from_y, int scroll)
   if (dx)
   {
     x = (dx == 1 ? 0 : ed_fieldx - 1);
-    for(y=0; y<ed_fieldy; y++)
+    for (y = 0; y < ed_fieldy; y++)
       DrawMiniElementOrWall(x, y, from_x, from_y);
   }
   else if (dy)
   {
     y = (dy == 1 ? 0 : ed_fieldy - 1);
-    for(x=0; x<ed_fieldx; x++)
+    for (x = 0; x < ed_fieldx; x++)
       DrawMiniElementOrWall(x, y, from_x, from_y);
   }
 
@@ -3301,7 +4114,7 @@ static void CreateControlButtons()
   int i;
 
   /* create toolbox buttons */
-  for (i=0; i < ED_NUM_CTRL_BUTTONS; i++)
+  for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
   {
     int id = i;
     int width, height;
@@ -3352,7 +4165,7 @@ static void CreateControlButtons()
 
       gd_xoffset = ED_CTRL1_BUTTONS_XPOS + x * ED_CTRL1_BUTTON_XSIZE;
       gd_yoffset = ED_CTRL1_BUTTONS_YPOS + y * ED_CTRL1_BUTTON_YSIZE;
-      width = ED_CTRL1_BUTTON_XSIZE;
+      width  = ED_CTRL1_BUTTON_XSIZE;
       height = ED_CTRL1_BUTTON_YSIZE;
 
       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
@@ -3367,7 +4180,7 @@ static void CreateControlButtons()
 
       gd_xoffset = ED_CTRL2_BUTTONS_XPOS + x * ED_CTRL2_BUTTON_XSIZE;
       gd_yoffset = ED_CTRL2_BUTTONS_YPOS + y * ED_CTRL2_BUTTON_YSIZE;
-      width = ED_CTRL2_BUTTON_XSIZE;
+      width  = ED_CTRL2_BUTTON_XSIZE;
       height = ED_CTRL2_BUTTON_YSIZE;
 
       gd_x1 = DOOR_GFX_PAGEX8 + gd_xoffset;
@@ -3375,14 +4188,14 @@ static void CreateControlButtons()
       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL2_BUTTONS_GFX_YPOS + gd_yoffset;
       gd_y2 = 0;       /* no alternative graphic for these buttons */
     }
-    else
+    else if (id < ED_NUM_CTRL1_3_BUTTONS)
     {
       int x = (i - ED_NUM_CTRL1_2_BUTTONS) % ED_CTRL3_BUTTONS_HORIZ + 1;
       int y = (i - ED_NUM_CTRL1_2_BUTTONS) / ED_CTRL3_BUTTONS_HORIZ;
 
       gd_xoffset = ED_CTRL3_BUTTONS_XPOS + x * ED_CTRL3_BUTTON_XSIZE;
       gd_yoffset = ED_CTRL3_BUTTONS_YPOS + y * ED_CTRL3_BUTTON_YSIZE;
-      width = ED_CTRL3_BUTTON_XSIZE;
+      width  = ED_CTRL3_BUTTON_XSIZE;
       height = ED_CTRL3_BUTTON_YSIZE;
 
       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
@@ -3390,6 +4203,21 @@ static void CreateControlButtons()
       gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_GFX_YPOS     + gd_yoffset;
       gd_y2 = DOOR_GFX_PAGEY1 + ED_CTRL3_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
     }
+    else
+    {
+      int x = (i - ED_NUM_CTRL1_3_BUTTONS) % ED_CTRL4_BUTTONS_HORIZ;
+      int y = (i - ED_NUM_CTRL1_3_BUTTONS) / ED_CTRL4_BUTTONS_HORIZ + 3;
+
+      gd_xoffset = ED_CTRL4_BUTTONS_XPOS + x * ED_CTRL4_BUTTON_XSIZE;
+      gd_yoffset = ED_CTRL4_BUTTONS_YPOS + y * ED_CTRL4_BUTTON_YSIZE;
+      width  = ED_CTRL4_BUTTON_XSIZE;
+      height = ED_CTRL4_BUTTON_YSIZE;
+
+      gd_x1 = DOOR_GFX_PAGEX6 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
+      gd_x2 = DOOR_GFX_PAGEX5 + ED_CTRL4_BUTTONS_GFX_XPOS + gd_xoffset;
+      gd_y1 = DOOR_GFX_PAGEY1 + ED_CTRL4_BUTTONS_GFX_YPOS + gd_yoffset;
+      gd_y2 = 0;       /* no alternative graphic for these buttons */
+    }
 
     gi = CreateGadget(GDI_CUSTOM_ID, id,
                      GDI_CUSTOM_TYPE_ID, i,
@@ -3418,7 +4246,7 @@ static void CreateControlButtons()
   }
 
   /* create buttons for scrolling of drawing area and element list */
-  for (i=0; i<ED_NUM_SCROLLBUTTONS; i++)
+  for (i = 0; i < ED_NUM_SCROLLBUTTONS; i++)
   {
     int id = scrollbutton_info[i].gadget_id;
     int x, y, width, height;
@@ -3476,7 +4304,7 @@ static void CreateControlButtons()
   }
 
   /* create buttons for element list */
-  for (i=0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
+  for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
   {
     Bitmap *deco_bitmap;
     int deco_x, deco_y, deco_xpos, deco_ypos;
@@ -3532,7 +4360,7 @@ static void CreateCounterButtons()
   int max_infotext_len = getMaxInfoTextLength();
   int i;
 
-  for (i=0; i<ED_NUM_COUNTERBUTTONS; i++)
+  for (i = 0; i < ED_NUM_COUNTERBUTTONS; i++)
   {
     int j;
     int x = SX + counterbutton_info[i].x;      /* down count button */
@@ -3547,7 +4375,7 @@ static void CreateCounterButtons()
     if (counterbutton_info[i].text_left != NULL)
       x += getTextWidthForGadget(counterbutton_info[i].text_left);
 
-    for (j=0; j<2; j++)
+    for (j = 0; j < 2; j++)
     {
       Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
       struct GadgetInfo *gi;
@@ -3654,7 +4482,7 @@ static void CreateCounterButtons()
                          GDI_NUMBER_VALUE, 0,
                          GDI_NUMBER_MIN, counterbutton_info[i].min_value,
                          GDI_NUMBER_MAX, counterbutton_info[i].max_value,
-                         GDI_TEXT_SIZE, 3,
+                         GDI_TEXT_SIZE, 3,     /* minimal counter text size */
                          GDI_TEXT_FONT, font_type,
                          GDI_TEXT_FONT_ACTIVE, font_type_active,
                          GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
@@ -3683,7 +4511,7 @@ static void CreateDrawingAreas()
 {
   int i;
 
-  for (i=0; i<ED_NUM_DRAWING_AREAS; i++)
+  for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
   {
     struct GadgetInfo *gi;
     unsigned long event_mask;
@@ -3732,7 +4560,7 @@ static void CreateTextInputGadgets()
   int max_infotext_len = getMaxInfoTextLength();
   int i;
 
-  for (i=0; i<ED_NUM_TEXTINPUT; i++)
+  for (i = 0; i < ED_NUM_TEXTINPUT; i++)
   {
     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
     int gd_x, gd_y;
@@ -3780,7 +4608,7 @@ static void CreateTextAreaGadgets()
   int max_infotext_len = getMaxInfoTextLength();
   int i;
 
-  for (i=0; i<ED_NUM_TEXTAREAS; i++)
+  for (i = 0; i < ED_NUM_TEXTAREAS; i++)
   {
     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
     int gd_x, gd_y;
@@ -3829,7 +4657,7 @@ static void CreateSelectboxGadgets()
   int max_infotext_len = getMaxInfoTextLength();
   int i, j;
 
-  for (i=0; i<ED_NUM_SELECTBOX; i++)
+  for (i = 0; i < ED_NUM_SELECTBOX; i++)
   {
     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
     int gd_x, gd_y;
@@ -3847,7 +4675,7 @@ static void CreateSelectboxGadgets()
         implicitely cast -1 to an unsigned integer value!) */
       selectbox_info[i].size = 0;
 
-      for (j=0; selectbox_info[i].options[j].text != NULL; j++)
+      for (j = 0; selectbox_info[i].options[j].text != NULL; j++)
        if (strlen(selectbox_info[i].options[j].text) > selectbox_info[i].size)
          selectbox_info[i].size = strlen(selectbox_info[i].options[j].text);
 
@@ -3906,7 +4734,7 @@ static void CreateTextbuttonGadgets()
   int max_infotext_len = getMaxInfoTextLength();
   int i;
 
-  for (i=0; i<ED_NUM_TEXTBUTTONS; i++)
+  for (i = 0; i < ED_NUM_TEXTBUTTONS; i++)
   {
     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
     int gd_x1, gd_x2, gd_y1, gd_y2;
@@ -3922,7 +4750,7 @@ static void CreateTextbuttonGadgets()
 
     event_mask = GD_EVENT_RELEASED;
 
-    if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_ADVANCED)
+    if (id >= GADGET_ID_PROPERTIES_INFO && id <= GADGET_ID_PROPERTIES_CHANGE)
     {
       gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_TAB_XPOS;
       gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_TAB_XPOS;
@@ -3987,7 +4815,7 @@ static void CreateGraphicbuttonGadgets()
   int i;
 
   /* create buttons for scrolling of drawing area and element list */
-  for (i=0; i < ED_NUM_GRAPHICBUTTONS; i++)
+  for (i = 0; i < ED_NUM_GRAPHICBUTTONS; i++)
   {
     int id = graphicbutton_info[i].gadget_id;
     int gd_x1, gd_x2, gd_y1, gd_y2;
@@ -3996,10 +4824,20 @@ static void CreateGraphicbuttonGadgets()
 
     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
 
-    gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
-    gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
-    gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
-    gd_y2 = gd_y1;
+    if (i <= ED_GRAPHICBUTTON_ID_NEXT_CHANGE_PAGE)
+    {
+      gd_x1 = DOOR_GFX_PAGEX4 + graphicbutton_info[i].gd_x;
+      gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
+      gd_x2 = DOOR_GFX_PAGEX3 + graphicbutton_info[i].gd_x;
+      gd_y2 = gd_y1;
+    }
+    else       /* (i <= ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE) */
+    {
+      gd_x1 = DOOR_GFX_PAGEX6 + graphicbutton_info[i].gd_x;
+      gd_y1 = DOOR_GFX_PAGEY1 + graphicbutton_info[i].gd_y;
+      gd_x2 = gd_x1 - ED_BUTTON_COUNT_XSIZE;
+      gd_y2 = gd_y1;
+    }
 
     /* determine horizontal position to the right of specified gadget */
     if (graphicbutton_info[i].gadget_id_align != GADGET_ID_NONE)
@@ -4039,7 +4877,7 @@ static void CreateScrollbarGadgets()
 {
   int i;
 
-  for (i=0; i<ED_NUM_SCROLLBARS; i++)
+  for (i = 0; i < ED_NUM_SCROLLBARS; i++)
   {
     int id = scrollbar_info[i].gadget_id;
     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
@@ -4121,7 +4959,7 @@ static void CreateCheckbuttonGadgets()
   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
 
-  for (i=0; i<ED_NUM_CHECKBUTTONS; i++)
+  for (i = 0; i < ED_NUM_CHECKBUTTONS; i++)
   {
     int id = checkbutton_info[i].gadget_id;
     int x = SX + checkbutton_info[i].x;
@@ -4184,7 +5022,7 @@ static void CreateRadiobuttonGadgets()
   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
   gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
 
-  for (i=0; i<ED_NUM_RADIOBUTTONS; i++)
+  for (i = 0; i < ED_NUM_RADIOBUTTONS; i++)
   {
     int id = radiobutton_info[i].gadget_id;
     int x = SX + radiobutton_info[i].x;
@@ -4260,15 +5098,17 @@ void FreeLevelEditorGadgets()
 {
   int i;
 
-  for (i=0; i < NUM_EDITOR_GADGETS; i++)
+  for (i = 0; i < NUM_EDITOR_GADGETS; i++)
     FreeGadget(level_editor_gadget[i]);
 }
 
 static void MapCounterButtons(int id)
 {
   int gadget_id_down = counterbutton_info[id].gadget_id_down;
+  int gadget_id_text = counterbutton_info[id].gadget_id_text;
   int gadget_id_up   = counterbutton_info[id].gadget_id_up;
   struct GadgetInfo *gi_down = level_editor_gadget[gadget_id_down];
+  struct GadgetInfo *gi_text = level_editor_gadget[gadget_id_text];
   struct GadgetInfo *gi_up   = level_editor_gadget[gadget_id_up];
 #if 0
   char infotext[MAX_OUTPUT_LINESIZE + 1];
@@ -4286,9 +5126,19 @@ static void MapCounterButtons(int id)
   int x_right = gi_up->x + gi_up->width + xoffset_right;
   int y_above = gi_down->y - yoffset_above;
   int x = gi_down->x;
-  int y = gi_up->y + yoffset;
+  int y;       /* set after gadget position was modified */
 #endif
 
+  /* set position for "score" counter gadget */
+  if (id == ED_COUNTER_ID_ELEMENT_SCORE)
+  {
+    ModifyGadget(gi_down, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
+    ModifyGadget(gi_text, GDI_Y, SY + counterbutton_info[id].y, GDI_END);
+    ModifyGadget(gi_up,   GDI_Y, SY + counterbutton_info[id].y, GDI_END);
+  }
+
+  y = gi_up->y + yoffset;
+
   if (counterbutton_info[id].text_above)
     DrawText(x, y_above, counterbutton_info[id].text_above, FONT_TEXT_1);
 
@@ -4300,9 +5150,9 @@ static void MapCounterButtons(int id)
 
   ModifyEditorCounter(id, *counterbutton_info[id].value);
 
-  MapGadget(level_editor_gadget[counterbutton_info[id].gadget_id_down]);
-  MapGadget(level_editor_gadget[counterbutton_info[id].gadget_id_text]);
-  MapGadget(level_editor_gadget[counterbutton_info[id].gadget_id_up]);
+  MapGadget(gi_down);
+  MapGadget(gi_text);
+  MapGadget(gi_up);
 }
 
 static void MapControlButtons()
@@ -4311,11 +5161,11 @@ static void MapControlButtons()
   int i;
 
   /* map toolbox buttons (excluding special CE toolbox buttons) */
-  for (i=0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
+  for (i = 0; i < ED_NUM_CTRL1_2_BUTTONS; i++)
     MapGadget(level_editor_gadget[i]);
 
   /* map buttons to select elements */
-  for (i=0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
+  for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
     MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
   MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
@@ -4489,11 +5339,12 @@ static void MapCheckbuttonGadget(int id)
   int yoffset = ED_BORDER_SIZE;
   int x_left = gi->x - xoffset_left;
   int x_right = gi->x + gi->width + xoffset_right;
-  int y = gi->y + yoffset;
+  int y;       /* set after gadget position was modified */
+
+  /* set position for "stickybutton" and "can move into acid" gadgets */
+  if (id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID)
+    ModifyGadget(gi, GDI_Y, SY + checkbutton_info[id].y, GDI_END);
 
-  /* special case needed for "sticky" gadget */
-  ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value,
-              GDI_Y, SY + checkbutton_info[id].y, GDI_END);
   y = gi->y + yoffset;
 
   if (checkbutton_info[id].text_left)
@@ -4502,6 +5353,8 @@ static void MapCheckbuttonGadget(int id)
   if (checkbutton_info[id].text_right)
     DrawText(x_right, y, checkbutton_info[id].text_right, FONT_TEXT_1);
 
+  ModifyGadget(gi, GDI_CHECKED, *checkbutton_info[id].value, GDI_END);
+
   MapGadget(gi);
 }
 
@@ -4511,7 +5364,7 @@ static void MapMainDrawingArea()
   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
   int i;
 
-  for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i<=ED_SCROLLBUTTON_ID_AREA_LAST; i++)
+  for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i <= ED_SCROLLBUTTON_ID_AREA_LAST; i++)
   {
     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
          i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
@@ -4524,7 +5377,7 @@ static void MapMainDrawingArea()
     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
   }
 
-  for (i=ED_SCROLLBAR_ID_AREA_FIRST; i<=ED_SCROLLBAR_ID_AREA_LAST; i++)
+  for (i = ED_SCROLLBAR_ID_AREA_FIRST; i <= ED_SCROLLBAR_ID_AREA_LAST; i++)
   {
     if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
        (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
@@ -4540,11 +5393,13 @@ static void MapOrUnmapLevelEditorToolboxCustomGadgets(boolean map)
 {
   int i;
 
-  for (i=0; i < ED_NUM_CTRL_BUTTONS; i++)
+  for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
   {
     if (i == GADGET_ID_CUSTOM_COPY_FROM ||
         i == GADGET_ID_CUSTOM_COPY_TO ||
-        i == GADGET_ID_CUSTOM_EXCHANGE)
+        i == GADGET_ID_CUSTOM_EXCHANGE ||
+        i == GADGET_ID_CUSTOM_COPY ||
+        i == GADGET_ID_CUSTOM_PASTE)
     {
       if (map)
        MapGadget(level_editor_gadget[i]);
@@ -4569,7 +5424,7 @@ static void MapOrUnmapLevelEditorToolboxDrawingGadgets(boolean map)
   Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
   int i;
 
-  for (i=0; i < ED_NUM_CTRL1_BUTTONS; i++)
+  for (i = 0; i < ED_NUM_CTRL1_BUTTONS; i++)
   {
     if (i != GADGET_ID_SINGLE_ITEMS &&
        i != GADGET_ID_PROPERTIES &&
@@ -4606,14 +5461,14 @@ static void UnmapLevelEditorToolboxDrawingGadgets()
 
 static void UnmapDrawingArea(int id)
 {
-  UnmapGadget(level_editor_gadget[id]);
+  UnmapGadget(level_editor_gadget[drawingarea_info[id].gadget_id]);
 }
 
 static void UnmapLevelEditorWindowGadgets()
 {
   int i;
 
-  for (i=0; i < NUM_EDITOR_GADGETS; i++)
+  for (i = 0; i < NUM_EDITOR_GADGETS; i++)
     if (level_editor_gadget[i]->x < SX + SXSIZE)
       UnmapGadget(level_editor_gadget[i]);
 }
@@ -4622,7 +5477,7 @@ void UnmapLevelEditorGadgets()
 {
   int i;
 
-  for (i=0; i < NUM_EDITOR_GADGETS; i++)
+  for (i = 0; i < NUM_EDITOR_GADGETS; i++)
     UnmapGadget(level_editor_gadget[i]);
 }
 
@@ -4651,8 +5506,8 @@ static boolean LevelChanged()
   boolean level_changed = FALSE;
   int x, y;
 
-  for(y=0; y<lev_fieldy; y++) 
-    for(x=0; x<lev_fieldx; x++)
+  for (y = 0; y < lev_fieldy; y++) 
+    for (x = 0; x < lev_fieldx; x++)
       if (Feld[x][y] != level.field[x][y])
        level_changed = TRUE;
 
@@ -4664,8 +5519,8 @@ static boolean LevelContainsPlayer()
   boolean player_found = FALSE;
   int x, y;
 
-  for(y=0; y<lev_fieldy; y++) 
-    for(x=0; x<lev_fieldx; x++)
+  for (y = 0; y < lev_fieldy; y++) 
+    for (x = 0; x < lev_fieldx; x++)
       if (Feld[x][y] == EL_PLAYER_1 ||
          Feld[x][y] == EL_SP_MURPHY) 
        player_found = TRUE;
@@ -4678,8 +5533,8 @@ static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
 {
   int x, y;
 
-  for(x=0; x<lev_fieldx; x++)
-    for(y=0; y<lev_fieldy; y++) 
+  for (x = 0; x < lev_fieldx; x++)
+    for (y = 0; y < lev_fieldy; y++) 
       dst[x][y] = src[x][y];
 }
 
@@ -4688,27 +5543,61 @@ static int setSelectboxValue(int selectbox_id, int new_value)
   int new_index_value = 0;
   int i;
 
-  for(i=0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
-    if (selectbox_info[selectbox_id].options[i].value == new_value)
-      new_index_value = i;
+  for (i = 0; selectbox_info[selectbox_id].options[i].text != NULL; i++)
+    if (selectbox_info[selectbox_id].options[i].value == new_value)
+      new_index_value = i;
+
+  *selectbox_info[selectbox_id].value =
+    selectbox_info[selectbox_id].options[new_index_value].value;
+
+  return new_index_value;
+}
+
+static void copy_custom_element_settings(int element_from, int element_to)
+{
+#if 0
+  struct ElementInfo ei_to_old = element_info[element_to];
+  struct ElementInfo *ei_from = &element_info[element_from];
+  struct ElementInfo *ei_to = &element_info[element_to];
+  int i;
+
+  /* ---------- copy whole element structure ---------- */
+  *ei_to = *ei_from;
+
+  /* ---------- restore structure pointers which cannot be copied ---------- */
+  ei_to->token_name         = ei_to_old.token_name;
+  ei_to->class_name         = ei_to_old.class_name;
+  ei_to->editor_description = ei_to_old.editor_description;
+  ei_to->custom_description = ei_to_old.custom_description;
+  ei_to->change_page        = ei_to_old.change_page;
+  ei_to->change             = ei_to_old.change;
+  ei_to->group              = ei_to_old.group;
+
+  /* ---------- copy element base properties ---------- */
+  Properties[element_to][EP_BITFIELD_BASE] =
+    Properties[element_from][EP_BITFIELD_BASE];
+
+  /* ---------- reinitialize and copy change pages ---------- */
+  setElementChangePages(ei_to, ei_to->num_change_pages);
 
-  *selectbox_info[selectbox_id].value =
-    selectbox_info[selectbox_id].options[new_index_value].value;
+  for (i=0; i < ei_to->num_change_pages; i++)
+    ei_to->change_page[i] = ei_from->change_page[i];
 
-  return new_index_value;
-}
+  /* ---------- copy group element info ---------- */
+  if (ei_from->group != NULL && ei_to->group != NULL)  /* group or internal */
+    *ei_to->group = *ei_from->group;
+
+#else
 
-static void copy_custom_element_settings(int element_from, int element_to)
-{
   struct ElementInfo *ei_from = &element_info[element_from];
   struct ElementInfo *ei_to = &element_info[element_to];
   int i, x, y;
 
   /* ---------- copy element description ---------- */
-  for (i=0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
+  for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
     ei_to->description[i] = ei_from->description[i];
 
-  /* ---------- copy element properties ---------- */
+  /* ---------- copy element base properties ---------- */
   Properties[element_to][EP_BITFIELD_BASE] =
     Properties[element_from][EP_BITFIELD_BASE];
 
@@ -4717,11 +5606,15 @@ static void copy_custom_element_settings(int element_from, int element_to)
   ei_to->use_gfx_element = ei_from->use_gfx_element;
   ei_to->gfx_element = ei_from->gfx_element;
 
+  ei_to->access_direction = ei_from->access_direction;
+
   ei_to->collect_score = ei_from->collect_score;
   ei_to->collect_count = ei_from->collect_count;
 
   ei_to->push_delay_fixed = ei_from->push_delay_fixed;
   ei_to->push_delay_random = ei_from->push_delay_random;
+  ei_to->drop_delay_fixed = ei_from->drop_delay_fixed;
+  ei_to->drop_delay_random = ei_from->drop_delay_random;
   ei_to->move_delay_fixed = ei_from->move_delay_fixed;
   ei_to->move_delay_random = ei_from->move_delay_random;
 
@@ -4729,49 +5622,34 @@ static void copy_custom_element_settings(int element_from, int element_to)
   ei_to->move_direction_initial = ei_from->move_direction_initial;
   ei_to->move_stepsize = ei_from->move_stepsize;
 
+  ei_to->move_enter_element = ei_from->move_enter_element;
+  ei_to->move_leave_element = ei_from->move_leave_element;
+  ei_to->move_leave_type = ei_from->move_leave_type;
+
   ei_to->slippery_type = ei_from->slippery_type;
 
-  for(y=0; y<3; y++)
-    for(x=0; x<3; x++)
+  for (y = 0; y < 3; y++)
+    for (x = 0; x < 3; x++)
       ei_to->content[x][y] = ei_from->content[x][y];
 
-  ei_to->num_change_pages = ei_from->num_change_pages;
-  setElementChangePages(ei_to, ei_to->num_change_pages);
-
-  for (i=0; i < ei_to->num_change_pages; i++)
-  {
-    struct ElementChangeInfo *change_to = &ei_to->change_page[i];
-    struct ElementChangeInfo *change_from = &ei_from->change_page[i];
-
-    /* always start with reliable default values */
-    setElementChangeInfoToDefaults(change_to);
+  ei_to->explosion_delay = ei_from->explosion_delay;
+  ei_to->ignition_delay = ei_from->ignition_delay;
 
-    change_to->events = change_from->events;
+  /* ---------- reinitialize and copy change pages ---------- */
 
-    change_to->target_element = change_from->target_element;
-
-    change_to->delay_fixed = change_from->delay_fixed;
-    change_to->delay_random = change_from->delay_random;
-    change_to->delay_frames = change_from->delay_frames;
-
-    change_to->trigger_element = change_from->trigger_element;
-
-    change_to->explode = change_from->explode;
-    change_to->use_content = change_from->use_content;
-    change_to->only_complete = change_from->only_complete;
-    change_to->use_random_change = change_from->use_random_change;
+  ei_to->num_change_pages = ei_from->num_change_pages;
+  ei_to->current_change_page = ei_from->current_change_page;
 
-    change_to->random = change_from->random;
-    change_to->power = change_from->power;
+  setElementChangePages(ei_to, ei_to->num_change_pages);
 
-    for(y=0; y<3; y++)
-      for(x=0; x<3; x++)
-       change_to->content[x][y] = change_from->content[x][y];
+  for (i=0; i < ei_to->num_change_pages; i++)
+    ei_to->change_page[i] = ei_from->change_page[i];
 
-    change_to->can_change = change_from->can_change;
+  /* ---------- copy group element info ---------- */
+  if (ei_from->group != NULL && ei_to->group != NULL)  /* group or internal */
+    *ei_to->group = *ei_from->group;
 
-    change_to->sides = change_from->sides;
-  }
+#endif
 
   /* mark this custom element as modified */
   ei_to->modified_settings = TRUE;
@@ -4782,16 +5660,16 @@ static void replace_custom_element_in_settings(int element_from,
 {
   int i, j, x, y;
 
-  for (i=0; i < NUM_FILE_ELEMENTS; i++)
+  for (i = 0; i < NUM_FILE_ELEMENTS; i++)
   {
     struct ElementInfo *ei = &element_info[i];
 
-    for(y=0; y<3; y++)
-      for(x=0; x<3; x++)
+    for (y = 0; y < 3; y++)
+      for (x = 0; x < 3; x++)
        if (ei->content[x][y] == element_from)
          ei->content[x][y] = element_to;
 
-    for (j=0; j < ei->num_change_pages; j++)
+    for (j = 0; j < ei->num_change_pages; j++)
     {
       struct ElementChangeInfo *change = &ei->change_page[j];
 
@@ -4801,11 +5679,16 @@ static void replace_custom_element_in_settings(int element_from,
       if (change->trigger_element == element_from)
        change->trigger_element = element_to;
 
-      for(y=0; y<3; y++)
-       for(x=0; x<3; x++)
-         if (change->content[x][y] == element_from)
-           change->content[x][y] = element_to;
+      for (y = 0; y < 3; y++)
+       for (x = 0; x < 3; x++)
+         if (change->target_content[x][y] == element_from)
+           change->target_content[x][y] = element_to;
     }
+
+    if (ei->group != NULL)                             /* group or internal */
+      for (j = 0; j < MAX_ELEMENTS_IN_GROUP; j++)
+       if (ei->group->element[j] == element_from)
+         ei->group->element[j] = element_to;
   }
 }
 
@@ -4814,14 +5697,40 @@ static void replace_custom_element_in_playfield(int element_from,
 {
   int x, y;
 
-  for(x=0; x < lev_fieldx; x++)
-    for(y=0; y < lev_fieldy; y++)
+  for (x = 0; x < lev_fieldx; x++)
+    for (y = 0; y < lev_fieldy; y++)
       if (Feld[x][y] == element_from)
        Feld[x][y] = element_to;
 }
 
-static void CopyCustomElement(int element_old, int element_new, int copy_mode)
+static boolean CopyCustomElement(int element_old, int element_new,
+                                int copy_mode)
 {
+  if (copy_mode == GADGET_ID_CUSTOM_COPY)
+  {
+    element_new = (IS_CUSTOM_ELEMENT(element_old) ?
+                  EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
+    copy_mode = GADGET_ID_CUSTOM_COPY_TO;
+  }
+  else if (copy_mode == GADGET_ID_CUSTOM_PASTE)
+  {
+    element_old = (IS_CUSTOM_ELEMENT(element_new) ?
+                  EL_INTERNAL_CLIPBOARD_CUSTOM : EL_INTERNAL_CLIPBOARD_GROUP);
+    copy_mode = GADGET_ID_CUSTOM_COPY_TO;
+  }
+  else if (IS_CUSTOM_ELEMENT(element_old) && !IS_CUSTOM_ELEMENT(element_new))
+  {
+    Request("Please choose custom element !", REQ_CONFIRM);
+
+    return FALSE;
+  }
+  else if (IS_GROUP_ELEMENT(element_old) && !IS_GROUP_ELEMENT(element_new))
+  {
+    Request("Please choose group element !", REQ_CONFIRM);
+
+    return FALSE;
+  }
+
   if (copy_mode == GADGET_ID_CUSTOM_COPY_FROM)
   {
     copy_custom_element_settings(element_new, element_old);
@@ -4832,21 +5741,23 @@ static void CopyCustomElement(int element_old, int element_new, int copy_mode)
   }
   else if (copy_mode == GADGET_ID_CUSTOM_EXCHANGE)
   {
-    copy_custom_element_settings(element_old, EL_DUMMY);
+    copy_custom_element_settings(element_old, EL_INTERNAL_DUMMY);
     copy_custom_element_settings(element_new, element_old);
-    copy_custom_element_settings(EL_DUMMY, element_new);
+    copy_custom_element_settings(EL_INTERNAL_DUMMY, element_new);
 
-    replace_custom_element_in_settings(element_old, EL_DUMMY);
+    replace_custom_element_in_settings(element_old, EL_INTERNAL_DUMMY);
     replace_custom_element_in_settings(element_new, element_old);
-    replace_custom_element_in_settings(EL_DUMMY, element_new);
+    replace_custom_element_in_settings(EL_INTERNAL_DUMMY, element_new);
 
-    replace_custom_element_in_playfield(element_old, EL_DUMMY);
+    replace_custom_element_in_playfield(element_old, EL_INTERNAL_DUMMY);
     replace_custom_element_in_playfield(element_new, element_old);
-    replace_custom_element_in_playfield(EL_DUMMY, element_new);
+    replace_custom_element_in_playfield(EL_INTERNAL_DUMMY, element_new);
   }
 
   UpdateCustomElementGraphicGadgets();
   DrawPropertiesWindow();
+
+  return TRUE;
 }
 
 static void CopyCustomElementPropertiesToEditor(int element)
@@ -4855,7 +5766,7 @@ static void CopyCustomElementPropertiesToEditor(int element)
   int current_change_page = element_info[element].current_change_page;
 
   /* dynamically (re)build selectbox for selecting change page */
-  for (i=0; i < element_info[element].num_change_pages; i++)
+  for (i = 0; i < element_info[element].num_change_pages; i++)
   {
     sprintf(options_change_page_strings[i], "%d", i + 1);
 
@@ -4876,13 +5787,13 @@ static void CopyCustomElementPropertiesToEditor(int element)
   custom_element_change = *element_info[element].change;
 
   /* needed to initially set selectbox value variables to reliable defaults */
-  for (i=0; i < ED_NUM_SELECTBOX; i++)
+  for (i = 0; i < ED_NUM_SELECTBOX; i++)
     setSelectboxValue(i, *selectbox_info[i].value);
 
-  for (i=0; i < NUM_ELEMENT_PROPERTIES; i++)
+  for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
     custom_element_properties[i] = HAS_PROPERTY(element, i);
 
-  for (i=0; i < NUM_CHANGE_EVENTS; i++)
+  for (i = 0; i < NUM_CHANGE_EVENTS; i++)
     custom_element_change_events[i] = HAS_CHANGE_EVENT(element, i);
 
   /* ---------- element settings: configure (custom elements) ------------- */
@@ -4897,6 +5808,8 @@ static void CopyCustomElementPropertiesToEditor(int element)
      IS_ACCESSIBLE_INSIDE(element) ? EP_ACCESSIBLE_INSIDE :
      IS_ACCESSIBLE_UNDER(element) ? EP_ACCESSIBLE_UNDER :
      custom_element.access_layer);
+  custom_element.access_protected =
+    (IS_PROTECTED(element) ? 1 : 0);
   custom_element_properties[EP_ACCESSIBLE] =
     (IS_ACCESSIBLE_OVER(element) ||
      IS_ACCESSIBLE_INSIDE(element) ||
@@ -4942,11 +5855,13 @@ static void CopyCustomElementPropertiesToEditor(int element)
     (IS_INDESTRUCTIBLE(element) ? EP_INDESTRUCTIBLE :
      CAN_EXPLODE_1X1(element) ? EP_CAN_EXPLODE_1X1 :
      CAN_EXPLODE_3X3(element) ? EP_CAN_EXPLODE_3X3 :
+     CAN_EXPLODE_CROSS(element) ? EP_CAN_EXPLODE_CROSS :
      custom_element.consistency);
   custom_element_properties[EP_EXPLODE_RESULT] =
     (IS_INDESTRUCTIBLE(element) ||
      CAN_EXPLODE_1X1(element) ||
-     CAN_EXPLODE_3X3(element));
+     CAN_EXPLODE_3X3(element) ||
+     CAN_EXPLODE_CROSS(element));
 
   /* special case: sub-settings dependent from main setting */
   if (CAN_EXPLODE_BY_FIRE(element))
@@ -4967,7 +5882,8 @@ static void CopyCustomElementPropertiesToEditor(int element)
      HAS_CHANGE_EVENT(element, CE_LEFT_BY_PLAYER) ? CE_LEFT_BY_PLAYER :
      HAS_CHANGE_EVENT(element, CE_DROPPED_BY_PLAYER) ? CE_DROPPED_BY_PLAYER :
      HAS_CHANGE_EVENT(element, CE_SWITCHED) ? CE_SWITCHED :
-     HAS_CHANGE_EVENT(element, CE_COLLISION) ? CE_COLLISION :
+     HAS_CHANGE_EVENT(element, CE_HITTING_SOMETHING) ? CE_HITTING_SOMETHING :
+     HAS_CHANGE_EVENT(element, CE_HIT_BY_SOMETHING) ? CE_HIT_BY_SOMETHING :
      HAS_CHANGE_EVENT(element, CE_IMPACT) ? CE_IMPACT :
      HAS_CHANGE_EVENT(element, CE_SMASHED) ? CE_SMASHED :
      custom_element_change.direct_action);
@@ -4983,12 +5899,53 @@ static void CopyCustomElementPropertiesToEditor(int element)
      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_COLLECTED) ? CE_OTHER_GETS_COLLECTED :
      HAS_CHANGE_EVENT(element, CE_OTHER_GETS_DROPPED) ? CE_OTHER_GETS_DROPPED :
      HAS_CHANGE_EVENT(element, CE_OTHER_IS_TOUCHING) ? CE_OTHER_IS_TOUCHING :
+     HAS_CHANGE_EVENT(element, CE_OTHER_IS_HITTING) ? CE_OTHER_IS_HITTING :
+     HAS_CHANGE_EVENT(element, CE_OTHER_GETS_HIT) ? CE_OTHER_GETS_HIT :
      HAS_CHANGE_EVENT(element, CE_OTHER_IS_SWITCHING) ? CE_OTHER_IS_SWITCHING :
      HAS_CHANGE_EVENT(element, CE_OTHER_IS_CHANGING) ? CE_OTHER_IS_CHANGING :
      HAS_CHANGE_EVENT(element, CE_OTHER_IS_EXPLODING) ? CE_OTHER_IS_EXPLODING :
      custom_element_change.other_action);
 }
 
+static void CopyGroupElementPropertiesToEditor(int element)
+{
+  group_element_info = *element_info[element].group;
+  custom_element = element_info[element];      /* needed for description */
+}
+
+static void CopyClassicElementPropertiesToEditor(int element)
+{
+#if 1
+  if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
+    custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
+      getMoveIntoAcidProperty(&level, element);
+
+  if (MAYBE_DONT_COLLIDE_WITH(element))
+    custom_element_properties[EP_DONT_COLLIDE_WITH] =
+      getDontCollideWithProperty(&level, element);
+#else
+
+  if (COULD_MOVE_INTO_ACID(element))
+  {
+    int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
+
+    if (bit_nr > -1)
+      custom_element_properties[EP_CAN_MOVE_INTO_ACID] =
+       ((level.can_move_into_acid_bits & (1 << bit_nr)) != 0);
+  }
+#endif
+}
+
+static void CopyElementPropertiesToEditor(int element)
+{
+  if (IS_CUSTOM_ELEMENT(element))
+    CopyCustomElementPropertiesToEditor(element);
+  else if (IS_GROUP_ELEMENT(element))
+    CopyGroupElementPropertiesToEditor(element);
+  else
+    CopyClassicElementPropertiesToEditor(element);
+}
+
 static void CopyCustomElementPropertiesToGame(int element)
 {
   int i;
@@ -4999,7 +5956,7 @@ static void CopyCustomElementPropertiesToGame(int element)
 
   if (level.use_custom_template)
   {
-    if (Request("Copy and modify level template ?", REQ_ASK))
+    if (Request("Copy and modify level template ?", REQ_ASK))
     {
       level.use_custom_template = FALSE;
       ModifyGadget(level_editor_gadget[GADGET_ID_CUSTOM_USE_TEMPLATE],
@@ -5030,6 +5987,9 @@ static void CopyCustomElementPropertiesToGame(int element)
                           (custom_element.access_layer - EP_ACCESSIBLE_OVER));
   custom_element_properties[access_type_and_layer] =
     custom_element_properties[EP_ACCESSIBLE];
+  custom_element_properties[EP_PROTECTED] =
+    (custom_element.access_protected != 0 &&
+     custom_element_properties[EP_ACCESSIBLE]);
 
   /* set walk-to-object property from checkbox and selectbox */
   custom_element_properties[EP_DIGGABLE] = FALSE;
@@ -5057,6 +6017,7 @@ static void CopyCustomElementPropertiesToGame(int element)
   custom_element_properties[EP_INDESTRUCTIBLE] = FALSE;
   custom_element_properties[EP_CAN_EXPLODE_1X1] = FALSE;
   custom_element_properties[EP_CAN_EXPLODE_3X3] = FALSE;
+  custom_element_properties[EP_CAN_EXPLODE_CROSS] = FALSE;
   custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] = FALSE;
   custom_element_properties[EP_CAN_EXPLODE_SMASHED] = FALSE;
   custom_element_properties[EP_CAN_EXPLODE_IMPACT] = FALSE;
@@ -5064,8 +6025,9 @@ static void CopyCustomElementPropertiesToGame(int element)
     custom_element_properties[EP_EXPLODE_RESULT];
 
   /* special case: sub-settings dependent from main setting */
-  if (custom_element_properties[EP_CAN_EXPLODE_3X3] ||
-      custom_element_properties[EP_CAN_EXPLODE_1X1])
+  if (custom_element_properties[EP_CAN_EXPLODE_1X1] ||
+      custom_element_properties[EP_CAN_EXPLODE_3X3] ||
+      custom_element_properties[EP_CAN_EXPLODE_CROSS])
   {
     custom_element_properties[EP_CAN_EXPLODE_BY_FIRE] =
       custom_element.can_explode_by_fire;
@@ -5085,7 +6047,8 @@ static void CopyCustomElementPropertiesToGame(int element)
   custom_element_change_events[CE_LEFT_BY_PLAYER] = FALSE;
   custom_element_change_events[CE_DROPPED_BY_PLAYER] = FALSE;
   custom_element_change_events[CE_SWITCHED] = FALSE;
-  custom_element_change_events[CE_COLLISION] = FALSE;
+  custom_element_change_events[CE_HITTING_SOMETHING] = FALSE;
+  custom_element_change_events[CE_HIT_BY_SOMETHING] = FALSE;
   custom_element_change_events[CE_IMPACT] = FALSE;
   custom_element_change_events[CE_SMASHED] = FALSE;
   custom_element_change_events[custom_element_change.direct_action] =
@@ -5101,16 +6064,18 @@ static void CopyCustomElementPropertiesToGame(int element)
   custom_element_change_events[CE_OTHER_GETS_COLLECTED] = FALSE;
   custom_element_change_events[CE_OTHER_GETS_DROPPED] = FALSE;
   custom_element_change_events[CE_OTHER_IS_TOUCHING] = FALSE;
+  custom_element_change_events[CE_OTHER_IS_HITTING] = FALSE;
+  custom_element_change_events[CE_OTHER_GETS_HIT] = FALSE;
   custom_element_change_events[CE_OTHER_IS_SWITCHING] = FALSE;
   custom_element_change_events[CE_OTHER_IS_CHANGING] = FALSE;
   custom_element_change_events[CE_OTHER_IS_EXPLODING] = FALSE;
   custom_element_change_events[custom_element_change.other_action] =
     custom_element_change_events[CE_BY_OTHER_ACTION];
 
-  for (i=0; i < NUM_ELEMENT_PROPERTIES; i++)
+  for (i = 0; i < NUM_ELEMENT_PROPERTIES; i++)
     SET_PROPERTY(element, i, custom_element_properties[i]);
 
-  for (i=0; i < NUM_CHANGE_EVENTS; i++)
+  for (i = 0; i < NUM_CHANGE_EVENTS; i++)
     SET_CHANGE_EVENT(element, i, custom_element_change_events[i]);
 
   /* copy change events also to special level editor variable */
@@ -5118,6 +6083,52 @@ static void CopyCustomElementPropertiesToGame(int element)
   custom_element_change = *element_info[element].change;
 }
 
+static void CopyGroupElementPropertiesToGame(int element)
+{
+  element_info[element] = custom_element;
+  *element_info[element].group = group_element_info;
+
+  /* mark that this group element has been modified */
+  element_info[element].modified_settings = TRUE;
+}
+
+static void CopyClassicElementPropertiesToGame(int element)
+{
+#if 1
+  if (ELEM_IS_PLAYER(element) || COULD_MOVE_INTO_ACID(element))
+    setMoveIntoAcidProperty(&level, element,
+                           custom_element_properties[EP_CAN_MOVE_INTO_ACID]);
+
+  if (MAYBE_DONT_COLLIDE_WITH(element))
+    setDontCollideWithProperty(&level, element,
+                             custom_element_properties[EP_DONT_COLLIDE_WITH]);
+#else
+
+  if (COULD_MOVE_INTO_ACID(element))
+  {
+    int bit_nr = get_special_property_bit(element, EP_CAN_MOVE_INTO_ACID);
+
+    if (bit_nr > -1)
+    {
+      level.can_move_into_acid_bits &= ~(1 << bit_nr);
+
+      if (custom_element_properties[EP_CAN_MOVE_INTO_ACID])
+       level.can_move_into_acid_bits |= (1 << bit_nr);
+    }
+  }
+#endif
+}
+
+static void CopyElementPropertiesToGame(int element)
+{
+  if (IS_CUSTOM_ELEMENT(element))
+    CopyCustomElementPropertiesToGame(element);
+  else if (IS_GROUP_ELEMENT(element))
+    CopyGroupElementPropertiesToGame(element);
+  else
+    CopyClassicElementPropertiesToGame(element);
+}
+
 void DrawLevelEd()
 {
   CloseDoor(DOOR_CLOSE_ALL);
@@ -5309,11 +6320,19 @@ static void ModifyEditorSelectbox(int selectbox_id, int new_value)
   ModifyGadget(gi, GDI_SELECTBOX_INDEX, new_index_value, GDI_END);
 }
 
+static void ModifyEditorDrawingArea(int drawingarea_id, int xsize, int ysize)
+{
+  int gadget_id = drawingarea_info[drawingarea_id].gadget_id;
+  struct GadgetInfo *gi = level_editor_gadget[gadget_id];
+
+  ModifyGadget(gi, GDI_AREA_SIZE, xsize, ysize, GDI_END);
+}
+
 static void ModifyEditorElementList()
 {
   int i;
 
-  for (i=0; i<ED_NUM_ELEMENTLIST_BUTTONS; i++)
+  for (i = 0; i < ED_NUM_ELEMENTLIST_BUTTONS; i++)
   {
     int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
@@ -5401,19 +6420,23 @@ static void DrawLevelInfoWindow()
           "Editor Settings", FONT_TITLE_1);
 
   /* draw counter gadgets */
-  for (i=ED_COUNTER_ID_LEVEL_FIRST; i<=ED_COUNTER_ID_LEVEL_LAST; i++)
+  for (i = ED_COUNTER_ID_LEVEL_FIRST; i <= ED_COUNTER_ID_LEVEL_LAST; i++)
     MapCounterButtons(i);
 
+  /* draw selectbox gadgets */
+  for (i = ED_SELECTBOX_ID_LEVEL_FIRST; i <= ED_SELECTBOX_ID_LEVEL_LAST; i++)
+    MapSelectboxGadget(i);
+
   /* draw checkbutton gadgets */
-  for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i<=ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
+  for (i=ED_CHECKBUTTON_ID_LEVEL_FIRST; i <= ED_CHECKBUTTON_ID_LEVEL_LAST; i++)
     MapCheckbuttonGadget(i);
 
   /* draw radiobutton gadgets */
-  for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i<=ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
+  for (i=ED_RADIOBUTTON_ID_LEVEL_FIRST; i <= ED_RADIOBUTTON_ID_LEVEL_LAST; i++)
     MapRadiobuttonGadget(i);
 
   /* draw text input gadgets */
-  for (i=ED_TEXTINPUT_ID_LEVEL_FIRST; i<=ED_TEXTINPUT_ID_LEVEL_LAST; i++)
+  for (i = ED_TEXTINPUT_ID_LEVEL_FIRST; i <= ED_TEXTINPUT_ID_LEVEL_LAST; i++)
     MapTextInputGadget(i);
 
   /* draw drawing area */
@@ -5442,7 +6465,7 @@ static void DrawCustomChangeContentArea()
   int id = ED_DRAWING_ID_CUSTOM_CHANGE_CONTENT;
   struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[id].gadget_id];
   int x1 = right_gadget_border[GADGET_ID_CHANGE_USE_CONTENT];
-  int x2 = right_gadget_border[GADGET_ID_CHANGE_POWER];
+  int x2 = right_gadget_border[GADGET_ID_CHANGE_REPLACE_WHEN];
   int x3 = right_gadget_border[GADGET_ID_CHANGE_ONLY_COMPLETE];
   int xoffset = ED_DRAWINGAREA_TEXT_DISTANCE;
 
@@ -5460,7 +6483,7 @@ static void DrawElementContentAreas()
   /* display counter to choose number of element content areas */
   MapCounterButtons(ED_COUNTER_ID_ELEMENT_CONTENT);
 
-  for (i=0; i < MAX_ELEMENT_CONTENTS; i++)
+  for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
   {
     int id = ED_DRAWING_ID_ELEMENT_CONTENT_0 + i;
     int font_height = getFontHeight(FONT_TEXT_1);
@@ -5475,7 +6498,7 @@ static void DrawElementContentAreas()
       DrawBackground(SX + drawingarea_info[id].x - MINI_TILEX / 2,
                     SY + drawingarea_info[id].y - MINI_TILEY / 2,
                     4 * MINI_TILEX,
-                    4 * MINI_TILEX + ED_GADGET_TEXT_DISTANCE + font_height);
+                    4 * MINI_TILEY + ED_GADGET_TEXT_DISTANCE + font_height);
     }
   }
 
@@ -5484,6 +6507,28 @@ static void DrawElementContentAreas()
   DrawText(x, y + 2 * MINI_TILEY, "smashed", FONT_TEXT_1);
 }
 
+static void DrawGroupElementArea(int element)
+{
+  int num_elements = group_element_info.num_elements;
+  int id = ED_DRAWING_ID_GROUP_CONTENT;
+  int sx = SX + drawingarea_info[id].x - MINI_TILEX / 2;
+  int sy = SY + drawingarea_info[id].y - MINI_TILEY / 2;
+  int xsize = MAX_ELEMENTS_IN_GROUP;
+  int ysize = 1;
+
+  if (drawingarea_info[id].text_left != NULL)
+    sx += getTextWidthForDrawingArea(drawingarea_info[id].text_left);
+
+  UnmapDrawingArea(id);
+
+  ModifyEditorDrawingArea(id, num_elements, 1);
+
+  /* delete content areas in case of reducing number of them */
+  DrawBackground(sx, sy, (xsize + 1) * MINI_TILEX, (ysize + 1) * MINI_TILEY);
+
+  MapDrawingArea(id);
+}
+
 static void DrawEnvelopeTextArea(int envelope_nr)
 {
   int id = ED_TEXTAREA_ID_ENVELOPE_INFO;
@@ -5510,8 +6555,7 @@ char *getElementDescriptionFilename(int element)
   static char *filename = NULL;
   char basename[MAX_FILENAME_LEN];
 
-  if (filename != NULL)
-    free(filename);
+  checked_free(filename);
 
   /* 1st try: look for element description file for exactly this element */
   sprintf(basename, "%s.txt", element_info[element].token_name);
@@ -5547,6 +6591,26 @@ static boolean PrintInfoText(char *text, int font_nr, int start_line)
   return TRUE;
 }
 
+#if 1
+
+static int PrintElementDescriptionFromFile(char *filename, int start_line)
+{
+  int font_nr = FONT_TEXT_2;
+  int font_width = getFontWidth(font_nr);
+  int font_height = getFontHeight(font_nr);
+  int pad_x = ED_SETTINGS_XPOS(0);
+  int pad_y = ED_SETTINGS_YPOS(0) + ED_BORDER_SIZE;
+  int sx = SX + pad_x;
+  int sy = SY + pad_y + start_line * font_height;
+  int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
+  int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
+
+  return DrawTextFromFile(sx, sy, filename, font_nr, max_chars_per_line,
+                         max_lines_per_screen);
+}
+
+#else
+
 static int PrintElementDescriptionFromFile(char *filename, int start_line)
 {
   int font_nr = FONT_TEXT_2;
@@ -5576,7 +6640,7 @@ static int PrintElementDescriptionFromFile(char *filename, int start_line)
   buffer[0] = '\0';
   buffer_len = 0;
 
-  while(!feof(file) && current_line < max_lines_per_screen)
+  while (!feof(file) && current_line < max_lines_per_screen)
   {
     char *line_ptr;
     boolean last_line_was_empty = TRUE;
@@ -5634,6 +6698,8 @@ static int PrintElementDescriptionFromFile(char *filename, int start_line)
   return (current_line - start_line);
 }
 
+#endif
+
 static void DrawPropertiesTabulatorGadgets()
 {
   struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
@@ -5643,18 +6709,24 @@ static void DrawPropertiesTabulatorGadgets()
   Pixel tab_color = GetPixel(gd->bitmap, gd_x, gd_y);
   int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
   int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
+  int max_tabs = 4;
   int i;
 
   /* draw additional "advanced" tabulator for custom elements */
   if (IS_CUSTOM_ELEMENT(properties_element))
-    id_last = ED_TEXTBUTTON_ID_PROPERTIES_ADVANCED;
+    id_last = ED_TEXTBUTTON_ID_PROPERTIES_CHANGE;
 
-  for (i=id_first; i <= id_last; i++)
+  for (i = id_first; i <= id_last; i++)
   {
     int gadget_id = textbutton_info[i].gadget_id;
     struct GadgetInfo *gi = level_editor_gadget[gadget_id];
     boolean active = (i != edit_mode_properties);
 
+    /* use "config 1" and "config 2" instead of "config" */
+    if (i == ED_TEXTBUTTON_ID_PROPERTIES_CONFIG &&
+       IS_CUSTOM_ELEMENT(properties_element))
+      continue;
+
     /* draw background line below tabulator button */
     ClearRectangleOnBackground(drawto, gi->x, gi->y + gi->height, gi->width,1);
 
@@ -5669,7 +6741,7 @@ static void DrawPropertiesTabulatorGadgets()
   /* draw little border line below tabulator buttons */
   if (tab_color != BLACK_PIXEL)                        /* black => transparent */
     FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
-                 3 * gd_gi->width + 2 * ED_GADGET_DISTANCE,
+                 max_tabs * gd_gi->width + (max_tabs -1) * ED_GADGET_DISTANCE,
                  ED_GADGET_DISTANCE, tab_color);
 }
 
@@ -5748,13 +6820,19 @@ static void DrawPropertiesInfo()
              "[Custom Element %d]", properties_element - EL_CUSTOM_START + 1);
     screen_line++;
   }
+  else if (IS_GROUP_ELEMENT(properties_element))
+  {
+    DrawTextF(pad_x, pad_y + screen_line++ * font2_height, FONT_TEXT_3,
+             "[Group Element %d]", properties_element - EL_GROUP_START + 1);
+    screen_line++;
+  }
 #endif
 
   /* ----- print number of elements / percentage of this element in level */
 
   num_elements_in_level = 0;
-  for (y=0; y<lev_fieldy; y++) 
-    for (x=0; x<lev_fieldx; x++)
+  for (y = 0; y < lev_fieldy; y++) 
+    for (x = 0; x < lev_fieldx; x++)
       if (Feld[x][y] == properties_element)
        num_elements_in_level++;
   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
@@ -5772,7 +6850,7 @@ static void DrawPropertiesInfo()
   DrawTextS(pad_x, pad_y + screen_line++ * font2_height, font1_nr,
            properties_text);
 
-  for (i=0; properties[i].value != -1; i++)
+  for (i = 0; properties[i].value != -1; i++)
   {
     if (!HAS_PROPERTY(properties_element, properties[i].value))
       continue;
@@ -5817,19 +6895,23 @@ static struct
   { EL_DIAMOND,                &level.score[SC_DIAMOND],       TEXT_COLLECTING },
   { EL_CRYSTAL,                &level.score[SC_CRYSTAL],       TEXT_COLLECTING },
   { EL_PEARL,          &level.score[SC_PEARL],         TEXT_COLLECTING },
+  { EL_BUG,            &level.score[SC_BUG],           TEXT_SMASHING   },
   { EL_BUG_RIGHT,      &level.score[SC_BUG],           TEXT_SMASHING   },
   { EL_BUG_UP,         &level.score[SC_BUG],           TEXT_SMASHING   },
   { EL_BUG_LEFT,       &level.score[SC_BUG],           TEXT_SMASHING   },
   { EL_BUG_DOWN,       &level.score[SC_BUG],           TEXT_SMASHING   },
+  { EL_BD_BUTTERFLY,   &level.score[SC_BUG],           TEXT_SMASHING   },
   { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],                TEXT_SMASHING   },
   { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],                TEXT_SMASHING   },
   { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],                TEXT_SMASHING   },
   { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],                TEXT_SMASHING   },
   { EL_SP_ELECTRON,    &level.score[SC_BUG],           TEXT_SMASHING   },
+  { EL_SPACESHIP,      &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
   { EL_SPACESHIP_RIGHT,        &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
   { EL_SPACESHIP_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
   { EL_SPACESHIP_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
   { EL_SPACESHIP_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
+  { EL_BD_FIREFLY,     &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
   { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],    TEXT_SMASHING   },
   { EL_BD_FIREFLY_UP,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
   { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],    TEXT_SMASHING   },
@@ -5838,6 +6920,7 @@ static struct
   { EL_YAMYAM,         &level.score[SC_YAMYAM],        TEXT_SMASHING   },
   { EL_DARK_YAMYAM,    &level.score[SC_YAMYAM],        TEXT_SMASHING   },
   { EL_ROBOT,          &level.score[SC_ROBOT],         TEXT_SMASHING   },
+  { EL_PACMAN,         &level.score[SC_PACMAN],        TEXT_SMASHING   },
   { EL_PACMAN_RIGHT,   &level.score[SC_PACMAN],        TEXT_SMASHING   },
   { EL_PACMAN_UP,      &level.score[SC_PACMAN],        TEXT_SMASHING   },
   { EL_PACMAN_LEFT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
@@ -5874,18 +6957,22 @@ static struct
   { -1,                        NULL,                           NULL            }
 };
 
-static boolean checkPropertiesConfig()
+static boolean checkPropertiesConfig(int element)
 {
   int i;
 
-  if (IS_GEM(properties_element) ||
-      IS_CUSTOM_ELEMENT(properties_element) ||
-      IS_ENVELOPE(properties_element) ||
-      HAS_CONTENT(properties_element))
+  if (IS_GEM(element) ||
+      IS_CUSTOM_ELEMENT(element) ||
+      IS_GROUP_ELEMENT(element) ||
+      IS_ENVELOPE(element) ||
+      ELEM_IS_PLAYER(element) ||
+      HAS_CONTENT(element) ||
+      COULD_MOVE_INTO_ACID(element) ||
+      MAYBE_DONT_COLLIDE_WITH(element))
     return TRUE;
   else
-    for (i=0; elements_with_counter[i].element != -1; i++)
-      if (elements_with_counter[i].element == properties_element)
+    for (i = 0; elements_with_counter[i].element != -1; i++)
+      if (elements_with_counter[i].element == element)
        return TRUE;
 
   return FALSE;
@@ -5895,7 +6982,7 @@ static void DrawPropertiesConfig()
 {
   int i;
 
-  if (!checkPropertiesConfig())
+  if (!checkPropertiesConfig(properties_element))
   {
     PrintInfoText("No configuration options available.", FONT_TEXT_1, 0);
 
@@ -5903,14 +6990,20 @@ static void DrawPropertiesConfig()
   }
 
   /* check if there are elements where a score can be chosen for */
-  for (i=0; elements_with_counter[i].element != -1; i++)
+  for (i = 0; elements_with_counter[i].element != -1; i++)
   {
     if (elements_with_counter[i].element == properties_element)
     {
       int counter_id = ED_COUNTER_ID_ELEMENT_SCORE;
 
+      counterbutton_info[counter_id].y =
+       ED_SETTINGS_YPOS((HAS_CONTENT(properties_element) ? 1 : 0) +
+                        (MAYBE_DONT_COLLIDE_WITH(properties_element) ? 1 : 0)+
+                        (COULD_MOVE_INTO_ACID(properties_element) ? 1 : 0));
+
       counterbutton_info[counter_id].value = elements_with_counter[i].value;
       counterbutton_info[counter_id].text_right= elements_with_counter[i].text;
+
       MapCounterButtons(counter_id);
 
       break;
@@ -5920,9 +7013,7 @@ static void DrawPropertiesConfig()
   if (HAS_CONTENT(properties_element))
   {
     /* draw stickybutton gadget */
-    i = ED_CHECKBUTTON_ID_STICK_ELEMENT;
-    checkbutton_info[i].y = ED_COUNTER_YPOS(4);
-    MapCheckbuttonGadget(i);
+    MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
 
     if (IS_AMOEBOID(properties_element))
       MapDrawingArea(ED_DRAWING_ID_AMOEBA_CONTENT);
@@ -5930,9 +7021,37 @@ static void DrawPropertiesConfig()
       DrawElementContentAreas();
   }
 
+  if (ELEM_IS_PLAYER(properties_element))
+  {
+    MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID);
+    MapCheckbuttonGadget(properties_element == EL_SP_MURPHY ?
+                        ED_CHECKBUTTON_ID_SP_BLOCK_LAST_FIELD :
+                        ED_CHECKBUTTON_ID_BLOCK_LAST_FIELD);
+    MapCheckbuttonGadget(ED_CHECKBUTTON_ID_INSTANT_RELOCATION);
+  }
+
   if (IS_GEM(properties_element))
     MapCheckbuttonGadget(ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS);
 
+  if (COULD_MOVE_INTO_ACID(properties_element) &&
+      !ELEM_IS_PLAYER(properties_element) &&
+      (!IS_CUSTOM_ELEMENT(properties_element) ||
+       edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2))
+  {
+    /* set position for special checkbutton for "can move into acid" */
+    checkbutton_info[ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID].y =
+      ED_SETTINGS_YPOS(IS_CUSTOM_ELEMENT(properties_element) ? 6 :
+                      HAS_CONTENT(properties_element) ? 1 : 0);
+
+    MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID);
+  }
+
+  if (MAYBE_DONT_COLLIDE_WITH(properties_element))
+    MapCheckbuttonGadget(ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH);
+
+  if (properties_element == EL_SPRING)
+    MapCheckbuttonGadget(ED_CHECKBUTTON_ID_USE_SPRING_BUG);
+
   if (IS_ENVELOPE(properties_element))
   {
     int counter1_id = ED_COUNTER_ID_ENVELOPE_XSIZE;
@@ -5952,50 +7071,105 @@ static void DrawPropertiesConfig()
   if (IS_CUSTOM_ELEMENT(properties_element))
   {
     /* draw stickybutton gadget */
-    i = ED_CHECKBUTTON_ID_STICK_ELEMENT;
-    checkbutton_info[i].y = ED_SETTINGS_YPOS(0);
-    MapCheckbuttonGadget(i);
+    MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
+
+    if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_1)
+    {
+      /* draw checkbutton gadgets */
+      for (i =  ED_CHECKBUTTON_ID_CUSTOM1_FIRST;
+          i <= ED_CHECKBUTTON_ID_CUSTOM1_LAST; i++)
+       MapCheckbuttonGadget(i);
+
+      /* draw counter gadgets */
+      for (i =  ED_COUNTER_ID_CUSTOM1_FIRST;
+          i <= ED_COUNTER_ID_CUSTOM1_LAST; i++)
+       MapCounterButtons(i);
+
+      /* draw selectbox gadgets */
+      for (i =  ED_SELECTBOX_ID_CUSTOM1_FIRST;
+          i <= ED_SELECTBOX_ID_CUSTOM1_LAST; i++)
+       MapSelectboxGadget(i);
+
+      /* draw textbutton gadgets */
+      MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
+
+      /* draw text input gadgets */
+      MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
+
+      /* draw drawing area gadgets */
+      MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
+      MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_ENTER);
+      MapDrawingArea(ED_DRAWING_ID_CUSTOM_MOVE_LEAVE);
+    }
+    else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG_2)
+    {
+      /* draw checkbutton gadgets */
+      for (i =  ED_CHECKBUTTON_ID_CUSTOM2_FIRST;
+          i <= ED_CHECKBUTTON_ID_CUSTOM2_LAST; i++)
+       MapCheckbuttonGadget(i);
+
+      /* draw counter gadgets */
+      for (i =  ED_COUNTER_ID_CUSTOM2_FIRST;
+          i <= ED_COUNTER_ID_CUSTOM2_LAST; i++)
+       MapCounterButtons(i);
+
+      /* draw selectbox gadgets */
+      for (i =  ED_SELECTBOX_ID_CUSTOM2_FIRST;
+          i <= ED_SELECTBOX_ID_CUSTOM2_LAST; i++)
+       MapSelectboxGadget(i);
+
+      /* draw drawing area gadgets */
+      DrawCustomContentArea();
+    }
+  }
+  else if (IS_GROUP_ELEMENT(properties_element))
+  {
+    /* draw stickybutton gadget */
+    MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
 
     /* draw checkbutton gadgets */
-    for (i =  ED_CHECKBUTTON_ID_CUSTOM_FIRST;
-        i <= ED_CHECKBUTTON_ID_CUSTOM_LAST; i++)
-      MapCheckbuttonGadget(i);
+    MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC);
+    MapCheckbuttonGadget(ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE);
 
     /* draw counter gadgets */
-    for (i=ED_COUNTER_ID_CUSTOM_FIRST; i<=ED_COUNTER_ID_CUSTOM_LAST; i++)
-      MapCounterButtons(i);
+    MapCounterButtons(ED_COUNTER_ID_GROUP_CONTENT);
 
     /* draw selectbox gadgets */
-    for (i=ED_SELECTBOX_ID_CUSTOM_FIRST; i <= ED_SELECTBOX_ID_CUSTOM_LAST; i++)
-      MapSelectboxGadget(i);
+    MapSelectboxGadget(ED_SELECTBOX_ID_GROUP_CHOICE_MODE);
+
+    /* draw textbutton gadgets */
+    MapTextbuttonGadget(ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE);
 
     /* draw drawing area gadgets */
-    DrawCustomContentArea();
+    DrawGroupElementArea(properties_element);
 
     /* draw text input gadgets */
     MapTextInputGadget(ED_TEXTINPUT_ID_ELEMENT_NAME);
+
+    /* draw drawing area gadgets */
+    MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
   }
 }
 
-static void DrawPropertiesAdvancedDrawingAreas()
+static void DrawPropertiesChangeDrawingAreas()
 {
-  MapDrawingArea(ED_DRAWING_ID_CUSTOM_GRAPHIC);
-  MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
-  MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
+  if (IS_CUSTOM_ELEMENT(properties_element))
+  {
+    MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TARGET);
+    MapDrawingArea(ED_DRAWING_ID_CUSTOM_CHANGE_TRIGGER);
 
-  DrawCustomChangeContentArea();
+    DrawCustomChangeContentArea();
+  }
 
   redraw_mask |= REDRAW_FIELD;
 }
 
-static void DrawPropertiesAdvanced()
+static void DrawPropertiesChange()
 {
   int i;
 
   /* draw stickybutton gadget */
-  i = ED_CHECKBUTTON_ID_STICK_ELEMENT;
-  checkbutton_info[i].y = ED_SETTINGS_YPOS(0);
-  MapCheckbuttonGadget(i);
+  MapCheckbuttonGadget(ED_CHECKBUTTON_ID_STICK_ELEMENT);
 
   /* draw checkbutton gadgets */
   for (i =  ED_CHECKBUTTON_ID_CHANGE_FIRST;
@@ -6003,15 +7177,18 @@ static void DrawPropertiesAdvanced()
     MapCheckbuttonGadget(i);
 
   /* draw counter gadgets */
-  for (i=ED_COUNTER_ID_CHANGE_FIRST; i<=ED_COUNTER_ID_CHANGE_LAST; i++)
+  for (i =  ED_COUNTER_ID_CHANGE_FIRST;
+       i <= ED_COUNTER_ID_CHANGE_LAST; i++)
     MapCounterButtons(i);
 
   /* draw selectbox gadgets */
-  for (i=ED_SELECTBOX_ID_CHANGE_FIRST; i<=ED_SELECTBOX_ID_CHANGE_LAST; i++)
+  for (i =  ED_SELECTBOX_ID_CHANGE_FIRST;
+       i <= ED_SELECTBOX_ID_CHANGE_LAST; i++)
     MapSelectboxGadget(i);
 
   /* draw textbutton gadgets */
-  for (i=ED_TEXTBUTTON_ID_CHANGE_FIRST; i<=ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
+  for (i =  ED_TEXTBUTTON_ID_CHANGE_FIRST;
+       i <= ED_TEXTBUTTON_ID_CHANGE_LAST; i++)
     MapTextbuttonGadget(i);
 
   /* draw graphicbutton gadgets */
@@ -6020,7 +7197,7 @@ static void DrawPropertiesAdvanced()
     MapGraphicbuttonGadget(i);
 
   /* draw drawing area gadgets */
-  DrawPropertiesAdvancedDrawingAreas();
+  DrawPropertiesChangeDrawingAreas();
 }
 
 static void DrawElementName(int x, int y, int element)
@@ -6076,18 +7253,22 @@ static void DrawPropertiesWindow()
   stick_element_properties_window = FALSE;
 
   /* make sure that previous properties edit mode exists for this element */
-  if (edit_mode_properties == ED_MODE_PROPERTIES_ADVANCED &&
+  if (edit_mode_properties > ED_MODE_PROPERTIES_CONFIG &&
       !IS_CUSTOM_ELEMENT(properties_element))
     edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
 
-  if (IS_CUSTOM_ELEMENT(properties_element))
-    CopyCustomElementPropertiesToEditor(properties_element);
+  if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
+      IS_CUSTOM_ELEMENT(properties_element))
+    edit_mode_properties = ED_MODE_PROPERTIES_CONFIG_1;
+
+  CopyElementPropertiesToEditor(properties_element);
 
   UnmapLevelEditorWindowGadgets();
   UnmapLevelEditorToolboxDrawingGadgets();
   UnmapLevelEditorToolboxCustomGadgets();
 
-  if (IS_CUSTOM_ELEMENT(properties_element))
+  if (IS_CUSTOM_ELEMENT(properties_element) ||
+      IS_GROUP_ELEMENT(properties_element))
     MapLevelEditorToolboxCustomGadgets();
 
   SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
@@ -6106,27 +7287,34 @@ static void DrawPropertiesWindow()
 
   FrameCounter = 0;    /* restart animation frame counter */
 
-  DrawElementName((xstart + 3) * MINI_TILEX, (ystart + 1) * MINI_TILEY,
+  DrawElementName((xstart + 3) * MINI_TILEX + 1, (ystart + 1) * MINI_TILEY + 1,
                  properties_element);
 
   DrawPropertiesTabulatorGadgets();
 
   if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
     DrawPropertiesInfo();
-  else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG)
+  else if (edit_mode_properties == ED_MODE_PROPERTIES_CHANGE)
+    DrawPropertiesChange();
+  else /* (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG[_1|_2]) */
     DrawPropertiesConfig();
-  else /* edit_mode_properties == ED_MODE_PROPERTIES_ADVANCED */
-    DrawPropertiesAdvanced();
 }
 
 static void UpdateCustomElementGraphicGadgets()
 {
+  int i;
+
   ModifyEditorElementList();
   RedrawDrawingElements();
 
-  if (edit_mode == ED_MODE_PROPERTIES &&
-      edit_mode_properties == ED_MODE_PROPERTIES_ADVANCED)
-    DrawPropertiesAdvancedDrawingAreas();
+  /* force redraw of all mapped drawing area gadgets */
+  for (i = 0; i < ED_NUM_DRAWING_AREAS; i++)
+  {
+    struct GadgetInfo *gi = level_editor_gadget[drawingarea_info[i].gadget_id];
+
+    if (gi->mapped)
+      MapDrawingArea(i);
+  }
 }
 
 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
@@ -6151,7 +7339,7 @@ static void DrawLine(int from_x, int from_y, int to_x, int to_y,
     if (from_x > to_x)
       swap_numbers(&from_x, &to_x);
 
-    for (x=from_x; x<=to_x; x++)
+    for (x = from_x; x <= to_x; x++)
       DrawLineElement(x, y, element, change_level);
   }
   else if (from_x == to_x)             /* vertical line */
@@ -6162,7 +7350,7 @@ static void DrawLine(int from_x, int from_y, int to_x, int to_y,
     if (from_y > to_y)
       swap_numbers(&from_y, &to_y);
 
-    for (y=from_y; y<=to_y; y++)
+    for (y = from_y; y <= to_y; y++)
       DrawLineElement(x, y, element, change_level);
   }
   else                                 /* diagonal line */
@@ -6178,7 +7366,7 @@ static void DrawLine(int from_x, int from_y, int to_x, int to_y,
       if (from_x > to_x)
        swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
 
-      for (x=0; x<=len_x; x++)
+      for (x = 0; x <= len_x; x++)
       {
        y = (int)(a * x + 0.5) * (to_y < from_y ? -1 : +1);
        DrawLineElement(from_x + x, from_y + y, element, change_level);
@@ -6191,7 +7379,7 @@ static void DrawLine(int from_x, int from_y, int to_x, int to_y,
       if (from_y > to_y)
        swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
 
-      for (y=0; y<=len_y; y++)
+      for (y = 0; y <= len_y; y++)
       {
        x = (int)(a * y + 0.5) * (to_x < from_x ? -1 : +1);
        DrawLineElement(from_x + x, from_y + y, element, change_level);
@@ -6217,7 +7405,7 @@ static void DrawFilledBox(int from_x, int from_y, int to_x, int to_y,
   if (from_y > to_y)
     swap_number_pairs(&from_x, &from_y, &to_x, &to_y);
 
-  for (y=from_y; y<=to_y; y++)
+  for (y = from_y; y <= to_y; y++)
     DrawLine(from_x, y, to_x, y, element, change_level);
 }
 
@@ -6235,7 +7423,7 @@ static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
   /* not optimal (some points get drawn twice) but simple,
      and fast enough for the few points we are drawing */
 
-  for (x=0; x<=radius; x++)
+  for (x = 0; x <= radius; x++)
   {
     int sx, sy, lx, ly;
 
@@ -6250,7 +7438,7 @@ static void DrawArcExt(int from_x, int from_y, int to_x2, int to_y2,
       DrawLineElement(sx, sy, element, change_level);
   }
 
-  for (y=0; y<=radius; y++)
+  for (y = 0; y <= radius; y++)
   {
     int sx, sy, lx, ly;
 
@@ -6333,6 +7521,7 @@ static void SelectArea(int from_x, int from_y, int to_x, int to_y,
 #define CB_BRUSH_TO_CURSOR     1
 #define CB_BRUSH_TO_LEVEL      2
 #define CB_DELETE_OLD_CURSOR   3
+#define CB_DUMP_BRUSH          4
 
 static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
                         int button, int mode)
@@ -6344,6 +7533,66 @@ static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
   int new_element = BUTTON_ELEMENT(button);
   int x, y;
 
+  if (mode == CB_DUMP_BRUSH)
+  {
+    if (!draw_with_brush)
+    {
+      Error(ERR_WARN, "no brush selected");
+
+      return;
+    }
+
+    for (y = 0; y < brush_height; y++)
+    {
+      for (x = 0; x < brush_width; x++)
+      {
+       int element = brush_buffer[x][y];
+       int element_mapped = element;
+
+#if 0
+       char *element_string = "?";
+       int k;
+
+       for (k = 0; forum_sketch_element_mapping[k].element != -1; k++)
+       {
+         if (forum_sketch_element_mapping[k].element == element)
+         {
+           element_mapped = forum_sketch_element_mapping[k].element_mapped;
+           break;
+         }
+       }
+
+       if (IS_CUSTOM_ELEMENT(element))
+         element_mapped = EL_CUSTOM_1;
+
+       for (k = 0; forum_sketch_element_strings[k].element != -1; k++)
+       {
+         if (forum_sketch_element_strings[k].element == element_mapped)
+         {
+           element_string = forum_sketch_element_strings[k].element_string;
+           break;
+         }
+       }
+
+       printf("`%s", element_string);
+
+#else
+
+       if (IS_CUSTOM_ELEMENT(element))
+         element_mapped = EL_CUSTOM_START;
+       else if (element > EL_ENVELOPE_4)
+         element_mapped = EL_CHAR_QUESTION;    /* change to EL_UNKNOWN ... */
+
+       printf("`%03d", element_mapped);
+#endif
+      }
+
+      printf("\n");
+    }
+
+    return;
+  }
+
   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
     return;
 
@@ -6363,9 +7612,9 @@ static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
     from_lx = from_x + level_xpos;
     from_ly = from_y + level_ypos;
 
-    for (y=0; y<brush_height; y++)
+    for (y = 0; y < brush_height; y++)
     {
-      for (x=0; x<brush_width; x++)
+      for (x=0; x < brush_width; x++)
       {
        brush_buffer[x][y] = Feld[from_lx + x][from_ly + y];
 
@@ -6399,9 +7648,9 @@ static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
       return;
     }
 
-    for (y=0; y<brush_height; y++)
+    for (y = 0; y < brush_height; y++)
     {
-      for (x=0; x<brush_width; x++)
+      for (x = 0; x < brush_width; x++)
       {
        int sx = cursor_from_x + x;
        int sy = cursor_from_y + y;
@@ -6458,6 +7707,11 @@ static void DeleteBrushFromCursor()
   CopyBrushExt(0, 0, 0, 0, 0, CB_DELETE_OLD_CURSOR);
 }
 
+void DumpBrush()
+{
+  CopyBrushExt(0, 0, 0, 0, 0, CB_DUMP_BRUSH);
+}
+
 static void FloodFill(int from_x, int from_y, int fill_element)
 {
   int i,x,y;
@@ -6477,7 +7731,7 @@ static void FloodFill(int from_x, int from_y, int fill_element)
   old_element = Feld[from_x][from_y];
   Feld[from_x][from_y] = fill_element;
 
-  for(i=0;i<4;i++)
+  for (i = 0; i < 4; i++)
   {
     x = from_x + check[i][0];
     y = from_y + check[i][1];
@@ -6646,8 +7900,8 @@ static void CopyLevelToUndoBuffer(int mode)
       undo_buffer_steps++;
   }
 
-  for(x=0; x<lev_fieldx; x++)
-    for(y=0; y<lev_fieldy; y++)
+  for (x = 0; x < lev_fieldx; x++)
+    for (y = 0; y < lev_fieldy; y++)
       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
 
   /* check if drawing operation forces change of border style */
@@ -6668,8 +7922,8 @@ static void RandomPlacement(int new_element)
   /* determine number of free positions for the new elements */
   /* (maybe this statement should be formatted a bit more readable...) */
   num_free_positions = 0;
-  for (x=0; x<lev_fieldx; x++)
-    for (y=0; y<lev_fieldy; y++)
+  for (x = 0; x < lev_fieldx; x++)
+    for (y = 0; y < lev_fieldy; y++)
       if ((free_position[x][y] =
           ((random_placement_background_restricted &&
             Feld[x][y] == random_placement_background_element) ||
@@ -6685,8 +7939,8 @@ static void RandomPlacement(int new_element)
   /* if not more free positions than elements to place, fill whole level */
   if (num_elements >= num_free_positions)
   {
-    for (x=0; x<lev_fieldx; x++)
-      for (y=0; y<lev_fieldy; y++)
+    for (x = 0; x < lev_fieldx; x++)
+      for (y = 0; y < lev_fieldy; y++)
        Feld[x][y] = new_element;
 
     DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
@@ -6718,12 +7972,12 @@ void WrapLevel(int dx, int dy)
   int wrap_dy = lev_fieldy - dy;
   int x, y;
 
-  for(x=0; x<lev_fieldx; x++)
-    for(y=0; y<lev_fieldy; y++)
+  for (x = 0; x < lev_fieldx; x++)
+    for (y = 0; y < lev_fieldy; y++)
       FieldBackup[x][y] = Feld[x][y];
 
-  for(x=0; x<lev_fieldx; x++)
-    for(y=0; y<lev_fieldy; y++)
+  for (x = 0; x < lev_fieldx; x++)
+    for (y = 0; y < lev_fieldy; y++)
       Feld[x][y] =
        FieldBackup[(x + wrap_dx) % lev_fieldx][(y + wrap_dy) % lev_fieldy];
 
@@ -6795,7 +8049,10 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
 
   /* clicking into drawing area with pressed Control key picks element */
   if (GetKeyModState() & KMOD_Control)
+  {
+    last_drawing_function = drawing_function;
     actual_drawing_function = GADGET_ID_PICK_ELEMENT;
+  }
 
   switch (actual_drawing_function)
   {
@@ -6824,9 +8081,9 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
          if (new_element == EL_PLAYER_1)
          {
            /* remove player at old position */
-           for(y=0; y<lev_fieldy; y++)
+           for (y = 0; y < lev_fieldy; y++)
            {
-             for(x=0; x<lev_fieldx; x++)
+             for (x = 0; x < lev_fieldx; x++)
              {
                if (Feld[x][y] == EL_PLAYER_1)
                {
@@ -6864,7 +8121,7 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
          new_element = GFX_ELEMENT(new_element);
          custom_element.gfx_element = new_element;
 
-         CopyCustomElementPropertiesToGame(properties_element);
+         CopyElementPropertiesToGame(properties_element);
 
          UpdateCustomElementGraphicGadgets();
 
@@ -6876,6 +8133,18 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
 
          CopyCustomElementPropertiesToGame(properties_element);
        }
+       else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
+       {
+         custom_element.move_enter_element = new_element;
+
+         CopyCustomElementPropertiesToGame(properties_element);
+       }
+       else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
+       {
+         custom_element.move_leave_element = new_element;
+
+         CopyCustomElementPropertiesToGame(properties_element);
+       }
        else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
        {
          custom_element_change.target_element = new_element;
@@ -6884,7 +8153,7 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
        }
        else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
        {
-         custom_element_change.content[sx][sy] = new_element;
+         custom_element_change.target_content[sx][sy] = new_element;
 
          CopyCustomElementPropertiesToGame(properties_element);
        }
@@ -6894,6 +8163,12 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
 
          CopyCustomElementPropertiesToGame(properties_element);
        }
+       else if (id == GADGET_ID_GROUP_CONTENT)
+       {
+         group_element_info.element[sx] = new_element;
+
+         CopyGroupElementPropertiesToGame(properties_element);
+       }
        else if (id == GADGET_ID_RANDOM_BACKGROUND)
          random_placement_background_element = new_element;
        else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
@@ -7004,12 +8279,18 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
        PickDrawingElement(button, custom_element.gfx_element);
       else if (id == GADGET_ID_CUSTOM_CONTENT)
        PickDrawingElement(button, custom_element.content[sx][sy]);
+      else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
+       PickDrawingElement(button, custom_element.move_enter_element);
+      else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
+       PickDrawingElement(button, custom_element.move_leave_element);
       else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
        PickDrawingElement(button, custom_element_change.target_element);
       else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
-       PickDrawingElement(button, custom_element_change.content[sx][sy]);
+       PickDrawingElement(button, custom_element_change.target_content[sx][sy]);
       else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
        PickDrawingElement(button, custom_element_change.trigger_element);
+      else if (id == GADGET_ID_GROUP_CONTENT)
+       PickDrawingElement(button, group_element_info.element[sx]);
       else if (id == GADGET_ID_RANDOM_BACKGROUND)
        PickDrawingElement(button, random_placement_background_element);
       else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
@@ -7065,6 +8346,11 @@ static void HandleCounterButtons(struct GadgetInfo *gi)
       DrawElementContentAreas();
       break;
 
+    case ED_COUNTER_ID_GROUP_CONTENT:
+      DrawGroupElementArea(properties_element);
+      CopyGroupElementPropertiesToGame(properties_element);
+      break;
+
     case ED_COUNTER_ID_ENVELOPE_XSIZE:
     case ED_COUNTER_ID_ENVELOPE_YSIZE:
       DrawEnvelopeTextArea(-1);
@@ -7091,7 +8377,7 @@ static void HandleCounterButtons(struct GadgetInfo *gi)
        counter_id <= ED_COUNTER_ID_CUSTOM_LAST) ||
       (counter_id >= ED_COUNTER_ID_CHANGE_FIRST &&
        counter_id <= ED_COUNTER_ID_CHANGE_LAST))
-    CopyCustomElementPropertiesToGame(properties_element);
+    CopyElementPropertiesToGame(properties_element);
 }
 
 static void HandleTextInputGadgets(struct GadgetInfo *gi)
@@ -7102,7 +8388,7 @@ static void HandleTextInputGadgets(struct GadgetInfo *gi)
 
   if (type_id == ED_TEXTINPUT_ID_ELEMENT_NAME)
   {
-    CopyCustomElementPropertiesToGame(properties_element);
+    CopyElementPropertiesToGame(properties_element);
 
     ModifyEditorElementList(); /* update changed button info text */
   }
@@ -7131,8 +8417,9 @@ static void HandleSelectboxGadgets(struct GadgetInfo *gi)
   else if ((type_id >= ED_SELECTBOX_ID_CUSTOM_FIRST &&
            type_id <= ED_SELECTBOX_ID_CUSTOM_LAST) ||
           (type_id >= ED_SELECTBOX_ID_CHANGE_FIRST &&
-           type_id <= ED_SELECTBOX_ID_CHANGE_LAST))
-    CopyCustomElementPropertiesToGame(properties_element);
+           type_id <= ED_SELECTBOX_ID_CHANGE_LAST) ||
+          (type_id == ED_SELECTBOX_ID_GROUP_CHOICE_MODE))
+    CopyElementPropertiesToGame(properties_element);
 }
 
 static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
@@ -7149,14 +8436,15 @@ static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
   }
   else if (type_id == ED_TEXTBUTTON_ID_SAVE_AS_TEMPLATE)
   {
-    boolean new_template = (!LevelFileExists(-1));
+    char *template_filename = getDefaultLevelFilename(-1);
+    boolean new_template = !fileExists(template_filename);
 
     if (new_template ||
-       Request("Save this template and kill the old ?", REQ_ASK))
+       Request("Save this template and kill the old ?", REQ_ASK))
       SaveLevelTemplate();
 
     if (new_template)
-      Request("Template saved !", REQ_CONFIRM);
+      Request("Template saved !", REQ_CONFIRM);
   }
   else if (type_id == ED_TEXTBUTTON_ID_ADD_CHANGE_PAGE &&
           custom_element.num_change_pages < MAX_CHANGE_PAGES)
@@ -7208,6 +8496,21 @@ static void HandleGraphicbuttonGadgets(struct GadgetInfo *gi)
 
     DrawPropertiesWindow();
   }
+  else if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE ||
+          type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
+  {
+    struct ElementInfo *ei = &element_info[properties_element];
+    int current_change_page = ei->current_change_page;
+
+    if (type_id == ED_GRAPHICBUTTON_ID_COPY_CHANGE_PAGE)
+      element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0] =
+       ei->change_page[current_change_page];
+    else if (type_id == ED_GRAPHICBUTTON_ID_PASTE_CHANGE_PAGE)
+      ei->change_page[current_change_page] =
+       element_info[EL_INTERNAL_CLIPBOARD_CHANGE].change_page[0];
+
+    DrawPropertiesWindow();
+  }
 }
 
 static void HandleRadiobuttons(struct GadgetInfo *gi)
@@ -7222,13 +8525,16 @@ static void HandleCheckbuttons(struct GadgetInfo *gi)
 
   *checkbutton_info[type_id].value ^= TRUE;
 
-  if ((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
-       type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
-      (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
-       type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST &&
+  if (type_id == ED_CHECKBUTTON_ID_CAN_FALL_INTO_ACID ||
+      type_id == ED_CHECKBUTTON_ID_CAN_MOVE_INTO_ACID ||
+      type_id == ED_CHECKBUTTON_ID_DONT_COLLIDE_WITH ||
+      (((type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
+        type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST) ||
+       (type_id >= ED_CHECKBUTTON_ID_CHANGE_FIRST &&
+        type_id <= ED_CHECKBUTTON_ID_CHANGE_LAST)) &&
        type_id != ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE))
   {
-    CopyCustomElementPropertiesToGame(properties_element);
+    CopyElementPropertiesToGame(properties_element);
   }
 
   if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_GRAPHIC)
@@ -7237,9 +8543,11 @@ static void HandleCheckbuttons(struct GadgetInfo *gi)
   }
   else if (type_id == ED_CHECKBUTTON_ID_CUSTOM_USE_TEMPLATE)
   {
-    if (level.use_custom_template && !LevelFileExists(-1))
+    char *template_filename = getDefaultLevelFilename(-1);
+
+    if (level.use_custom_template && !fileExists(template_filename))
     {
-      Request("No level template found !", REQ_CONFIRM);
+      Request("No level template found !", REQ_CONFIRM);
 
       level.use_custom_template = FALSE;
       ModifyGadget(gi, GDI_CHECKED, FALSE, GDI_END);
@@ -7279,6 +8587,10 @@ static void HandleControlButtons(struct GadgetInfo *gi)
     edit_mode = ED_MODE_DRAWING;
   }
 
+  /* element copy mode active, but no element button pressed => deactivate */
+  if (last_custom_copy_mode != -1 && id < ED_NUM_CTRL_BUTTONS)
+    last_custom_copy_mode = -1;
+
   switch (id)
   {
     case GADGET_ID_SCROLL_LEFT:
@@ -7455,6 +8767,14 @@ static void HandleControlButtons(struct GadgetInfo *gi)
       last_drawing_function = drawing_function;
       break;
 
+    case GADGET_ID_CUSTOM_COPY:
+      CopyCustomElement(properties_element, -1, id);
+      break;
+
+    case GADGET_ID_CUSTOM_PASTE:
+      CopyCustomElement(-1, properties_element, id);
+      break;
+
     case GADGET_ID_UNDO:
       if (undo_buffer_steps == 0)
       {
@@ -7472,8 +8792,8 @@ static void HandleControlButtons(struct GadgetInfo *gi)
        (undo_buffer_position - 1 + NUM_UNDO_STEPS) % NUM_UNDO_STEPS;
       undo_buffer_steps--;
 
-      for(x=0; x<lev_fieldx; x++)
-       for(y=0; y<lev_fieldy; y++)
+      for (x = 0; x < lev_fieldx; x++)
+       for (y = 0; y < lev_fieldy; y++)
          Feld[x][y] = UndoBuffer[undo_buffer_position][x][y];
       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos,level_ypos);
       break;
@@ -7501,8 +8821,8 @@ static void HandleControlButtons(struct GadgetInfo *gi)
        edit_mode = ED_MODE_DRAWING;
       }
 
-      for(x=0; x<MAX_LEV_FIELDX; x++) 
-       for(y=0; y<MAX_LEV_FIELDY; y++) 
+      for (x = 0; x < MAX_LEV_FIELDX; x++) 
+       for (y = 0; y < MAX_LEV_FIELDY; y++) 
          Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
 
@@ -7520,7 +8840,8 @@ static void HandleControlButtons(struct GadgetInfo *gi)
        Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
       else
       {
-       boolean new_level = (!LevelFileExists(level_nr));
+       char *level_filename = getDefaultLevelFilename(level_nr);
+       boolean new_level = !fileExists(level_filename);
 
        if (new_level ||
            Request("Save this level and kill the old ?", REQ_ASK))
@@ -7576,13 +8897,14 @@ static void HandleControlButtons(struct GadgetInfo *gi)
 
        if (last_custom_copy_mode != -1)
        {
-         CopyCustomElement(properties_element, new_element,
-                           last_custom_copy_mode);
-
-         ClickOnGadget(level_editor_gadget[last_drawing_function],
-                       MB_LEFTBUTTON);
+         if (CopyCustomElement(properties_element, new_element,
+                               last_custom_copy_mode))
+         {
+           ClickOnGadget(level_editor_gadget[last_drawing_function],
+                         MB_LEFTBUTTON);
 
-         last_custom_copy_mode = -1;
+           last_custom_copy_mode = -1;
+         }
 
          break;
        }
@@ -7683,7 +9005,7 @@ void HandleLevelEditorKeyInput(Key key)
     else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
       ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
     else
-      for (i=0; i<ED_NUM_CTRL_BUTTONS; i++)
+      for (i = 0; i < ED_NUM_CTRL_BUTTONS; i++)
        if (letter && letter == control_info[i].shortcut)
          if (!anyTextGadgetActive())
            ClickOnGadget(level_editor_gadget[i], button);
@@ -7770,7 +9092,6 @@ void HandleEditorGadgetInfoText(void *ptr)
 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
 {
   static int start_lx, start_ly;
-  char *infotext;
   int id = gi->custom_id;
   int sx = gi->event.x;
   int sy = gi->event.y;
@@ -7780,6 +9101,11 @@ static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
   int max_sx = gi->drawing.area_xsize - 1;
   int max_sy = gi->drawing.area_ysize - 1;
   int actual_drawing_function = drawing_function;
+  int max_infotext_len = getMaxInfoTextLength();
+  char infotext[MAX_OUTPUT_LINESIZE + 1];
+  char *text;
+
+  infotext[0] = '\0';          /* start with empty info text */
 
   /* pressed Control key: simulate picking element */
   if (GetKeyModState() & KMOD_Control)
@@ -7827,41 +9153,48 @@ static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
        switch (actual_drawing_function)
        {
          case GADGET_ID_SINGLE_ITEMS:
-           infotext = "Drawing single items";
+           text = "Drawing single items";
            break;
          case GADGET_ID_CONNECTED_ITEMS:
-           infotext = "Drawing connected items";
+           text = "Drawing connected items";
            break;
          case GADGET_ID_LINE:
-           infotext = "Drawing line";
+           text = "Drawing line";
            break;
          case GADGET_ID_ARC:
-           infotext = "Drawing arc";
+           text = "Drawing arc";
            break;
          case GADGET_ID_TEXT:
-           infotext = "Setting text cursor";
+           text = "Setting text cursor";
            break;
          case GADGET_ID_RECTANGLE:
-           infotext = "Drawing rectangle";
+           text = "Drawing rectangle";
            break;
          case GADGET_ID_FILLED_BOX:
-           infotext = "Drawing filled box";
+           text = "Drawing filled box";
            break;
          case GADGET_ID_FLOOD_FILL:
-           infotext = "Flood fill";
+           text = "Flood fill";
            break;
          case GADGET_ID_GRAB_BRUSH:
-           infotext = "Grabbing brush";
+           text = "Grabbing brush";
            break;
          case GADGET_ID_PICK_ELEMENT:
-           infotext = "Picking element";
+           text = "Picking element";
            break;
 
          default:
-           infotext = "Drawing position";
+           text = "Drawing position";
            break;
        }
 
+#if 1
+       if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
+         sprintf(infotext, "%s: %d, %d", text, lx, ly);
+       else
+         sprintf(infotext, "%s: %d, %d", text,
+                 ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
+#else
        if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
          DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
                    "%s: %d, %d", infotext, lx, ly);
@@ -7869,13 +9202,21 @@ static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
          DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
                    "%s: %d, %d", infotext,
                    ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
+#endif
       }
+#if 1
+      else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
+       strncpy(infotext, getElementInfoText(Feld[lx][ly]), max_infotext_len);
+      else
+       sprintf(infotext, "Level position: %d, %d", lx, ly);
+#else
       else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
        DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
                  "%s", getElementInfoText(Feld[lx][ly]));
       else
        DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
                  "Level position: %d, %d", lx, ly);
+#endif
     }
 
     /* misuse this function to draw brush cursor, if needed */
@@ -7889,65 +9230,66 @@ static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
   }
   else if (actual_drawing_function == GADGET_ID_PICK_ELEMENT)
   {
+    int element = EL_EMPTY;
+
     if (id == GADGET_ID_AMOEBA_CONTENT)
-      DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
-               getElementInfoText(level.amoeba_content));
+      element = level.amoeba_content;
     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
-      DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
-               getElementInfoText(custom_element.gfx_element));
+      element = custom_element.gfx_element;
     else if (id == GADGET_ID_CUSTOM_CONTENT)
-      DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
-               getElementInfoText(custom_element.content[sx][sy]));
+      element = custom_element.content[sx][sy];
+    else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
+      element = custom_element.move_enter_element;
+    else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
+      element = custom_element.move_leave_element;
     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
-      DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
-               getElementInfoText(custom_element_change.target_element));
+      element = custom_element_change.target_element;
     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
-      DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
-               getElementInfoText(custom_element_change.content[sx][sy]));
+      element = custom_element_change.target_content[sx][sy];
     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
-      DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
-               getElementInfoText(custom_element_change.trigger_element));
+      element = custom_element_change.trigger_element;
+    else if (id == GADGET_ID_GROUP_CONTENT)
+      element = group_element_info.element[sx];
     else if (id == GADGET_ID_RANDOM_BACKGROUND)
-      DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
-               getElementInfoText(random_placement_background_element));
+      element = random_placement_background_element;
     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
             id <= GADGET_ID_ELEMENT_CONTENT_7)
-    {
-      int i = id - GADGET_ID_ELEMENT_CONTENT_0;
+      element = level.yamyam_content[id - GADGET_ID_ELEMENT_CONTENT_0][sx][sy];
 
-      DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, "%s",
-               getElementInfoText(level.yamyam_content[i][sx][sy]));
-    }
+    strncpy(infotext, getElementInfoText(element), max_infotext_len);
   }
   else
   {
     if (id == GADGET_ID_AMOEBA_CONTENT)
-      DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
-               "Amoeba content");
+      strcpy(infotext, "Amoeba content");
     else if (id == GADGET_ID_CUSTOM_GRAPHIC)
-      DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
-               "Custom graphic element");
+      strcpy(infotext, "Custom graphic element");
     else if (id == GADGET_ID_CUSTOM_CONTENT)
-      DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
-               "Custom element content position: %d, %d", sx, sy);
+      sprintf(infotext, "Custom element content position: %d, %d", sx, sy);
+    else if (id == GADGET_ID_CUSTOM_MOVE_ENTER)
+      strcpy(infotext, "Element that can be digged/collected");
+    else if (id == GADGET_ID_CUSTOM_MOVE_LEAVE)
+      strcpy(infotext, "Element that will be left behind");
     else if (id == GADGET_ID_CUSTOM_CHANGE_TARGET)
-      DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
-               "New element after change");
+      strcpy(infotext, "New element after change");
     else if (id == GADGET_ID_CUSTOM_CHANGE_CONTENT)
-      DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
-               "New extended elements after change");
+      strcpy(infotext, "New extended elements after change");
     else if (id == GADGET_ID_CUSTOM_CHANGE_TRIGGER)
-      DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
-               "Other element triggering change");
+      strcpy(infotext, "Other element triggering change");
+    else if (id == GADGET_ID_GROUP_CONTENT)
+      sprintf(infotext, "Group element position: %d", sx + 1);
     else if (id == GADGET_ID_RANDOM_BACKGROUND)
-      DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
-               "Random placement background");
+      strcpy(infotext, "Random placement background");
     else if (id >= GADGET_ID_ELEMENT_CONTENT_0 &&
             id <= GADGET_ID_ELEMENT_CONTENT_7)
-      DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
-               "Content area %d position: %d, %d",
-               id - GADGET_ID_ELEMENT_CONTENT_0 + 1, sx, sy);
+      sprintf(infotext, "Content area %d position: %d, %d",
+             id - GADGET_ID_ELEMENT_CONTENT_0 + 1, sx, sy);
   }
+
+  infotext[max_infotext_len] = '\0';
+
+  if (strlen(infotext) > 0)
+    DrawTextS(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2, infotext);
 }
 
 void RequestExitLevelEditor(boolean ask_if_level_has_changed)