rnd-20060805-5-src
[rocksndiamonds.git] / src / files.c
index 44d0dbbfe08b4e71e4ab870d761022d512d5c24f..4a89c9b2d9870e686caa4f76a39663657870be60 100644 (file)
 #define CHUNK_ID_LEN           4       /* IFF style chunk id length  */
 #define CHUNK_SIZE_UNDEFINED   0       /* undefined chunk size == 0  */
 #define CHUNK_SIZE_NONE                -1      /* do not write chunk size    */
-#define FILE_VERS_CHUNK_SIZE   8       /* size of file version chunk */
-#define LEVEL_HEADER_SIZE      80      /* size of level file header  */
-#define LEVEL_HEADER_UNUSED    0       /* unused level header bytes  */
+
+#define LEVEL_CHUNK_NAME_SIZE  MAX_LEVEL_NAME_LEN
+#define LEVEL_CHUNK_AUTH_SIZE  MAX_LEVEL_AUTHOR_LEN
+
+#define LEVEL_CHUNK_VERS_SIZE  8       /* size of file version chunk */
+#define LEVEL_CHUNK_DATE_SIZE  4       /* size of file date chunk    */
+#define LEVEL_CHUNK_HEAD_SIZE  80      /* size of level file header  */
+#define LEVEL_CHUNK_HEAD_UNUSED        0       /* unused level header bytes  */
 #define LEVEL_CHUNK_CNT2_SIZE  160     /* size of level CNT2 chunk   */
 #define LEVEL_CHUNK_CNT2_UNUSED        11      /* unused CNT2 chunk bytes    */
 #define LEVEL_CHUNK_CNT3_HEADER        16      /* size of level CNT3 header  */
 #define LEVEL_CPART_CUS3_SIZE  134     /* size of CUS3 chunk part    */
 #define LEVEL_CPART_CUS3_UNUSED        15      /* unused CUS3 bytes / part   */
 #define LEVEL_CHUNK_GRP1_SIZE  74      /* size of level GRP1 chunk   */
-#define TAPE_HEADER_SIZE       20      /* size of tape file header   */
-#define TAPE_HEADER_UNUSED     3       /* unused tape header bytes   */
+
+/* (element number, number of change pages, change page number) */
+#define LEVEL_CHUNK_CUSX_UNCHANGED     (2 + (1 + 1) + (1 + 1))
+
+/* (element number only) */
+#define LEVEL_CHUNK_GRPX_UNCHANGED     2
+#define LEVEL_CHUNK_NOTE_UNCHANGED     2
+
+/* (nothing at all if unchanged) */
+#define LEVEL_CHUNK_ELEM_UNCHANGED     0
+
+#define TAPE_CHUNK_VERS_SIZE   8       /* size of file version chunk */
+#define TAPE_CHUNK_HEAD_SIZE   20      /* size of tape file header   */
+#define TAPE_CHUNK_HEAD_UNUSED 3       /* unused tape header bytes   */
 
 #define LEVEL_CHUNK_CNT3_SIZE(x)        (LEVEL_CHUNK_CNT3_HEADER + (x))
 #define LEVEL_CHUNK_CUS3_SIZE(x)        (2 + (x) * LEVEL_CPART_CUS3_SIZE)
 #define TAPE_COOKIE_TMPL               "ROCKSNDIAMONDS_TAPE_FILE_VERSION_x.x"
 #define SCORE_COOKIE                   "ROCKSNDIAMONDS_SCORE_FILE_VERSION_1.2"
 
-/* values for "CONF" chunk */
+/* values for deciding when (not) to save configuration data */
+#define SAVE_CONF_NEVER                        0
+#define SAVE_CONF_ALWAYS               1
+#define SAVE_CONF_WHEN_CHANGED         -1
+
+/* values for chunks using micro chunks */
 #define CONF_MASK_1_BYTE               0x00
 #define CONF_MASK_2_BYTE               0x40
 #define CONF_MASK_4_BYTE               0x80
 #define CONF_VALUE_4_BYTE(x)           (CONF_MASK_4_BYTE       | (x))
 #define CONF_VALUE_MULTI_BYTES(x)      (CONF_MASK_MULTI_BYTES  | (x))
 
-/* a sequence of configuration values can be terminated by this value */
-#define CONF_LAST_ENTRY                        CONF_VALUE_1_BYTE(0)
-
 /* these definitions are just for convenience of use and readability */
 #define CONF_VALUE_8_BIT(x)            CONF_VALUE_1_BYTE(x)
 #define CONF_VALUE_16_BIT(x)           CONF_VALUE_2_BYTE(x)
 #define CONF_VALUE_32_BIT(x)           CONF_VALUE_4_BYTE(x)
 #define CONF_VALUE_BYTES(x)            CONF_VALUE_MULTI_BYTES(x)
 
-#define CONF_VALUE_INTEGER_1           CONF_VALUE_8_BIT(1)
-#define CONF_VALUE_INTEGER_2           CONF_VALUE_8_BIT(2)
-#define CONF_VALUE_INTEGER_3           CONF_VALUE_8_BIT(3)
-#define CONF_VALUE_INTEGER_4           CONF_VALUE_8_BIT(4)
-#define CONF_VALUE_INTEGER_5           CONF_VALUE_8_BIT(5)
-#define CONF_VALUE_INTEGER_6           CONF_VALUE_8_BIT(6)
-#define CONF_VALUE_INTEGER_7           CONF_VALUE_8_BIT(7)
-#define CONF_VALUE_INTEGER_8           CONF_VALUE_8_BIT(8)
-#define CONF_VALUE_BOOLEAN_1           CONF_VALUE_8_BIT(9)
-#define CONF_VALUE_BOOLEAN_2           CONF_VALUE_8_BIT(10)
-#define CONF_VALUE_BOOLEAN_3           CONF_VALUE_8_BIT(11)
-#define CONF_VALUE_BOOLEAN_4           CONF_VALUE_8_BIT(12)
-#define CONF_VALUE_BOOLEAN_5           CONF_VALUE_8_BIT(13)
-#define CONF_VALUE_BOOLEAN_6           CONF_VALUE_8_BIT(14)
-#define CONF_VALUE_BOOLEAN_7           CONF_VALUE_8_BIT(15)
-#define CONF_VALUE_BOOLEAN_8           CONF_VALUE_8_BIT(16)
-
-#define CONF_VALUE_ELEMENT_1           CONF_VALUE_16_BIT(1)
-#define CONF_VALUE_ELEMENT_2           CONF_VALUE_16_BIT(2)
-#define CONF_VALUE_ELEMENT_3           CONF_VALUE_16_BIT(3)
-#define CONF_VALUE_ELEMENT_4           CONF_VALUE_16_BIT(4)
-#define CONF_VALUE_ELEMENT_5           CONF_VALUE_16_BIT(5)
-#define CONF_VALUE_ELEMENT_6           CONF_VALUE_16_BIT(6)
-#define CONF_VALUE_ELEMENT_7           CONF_VALUE_16_BIT(7)
-#define CONF_VALUE_ELEMENT_8           CONF_VALUE_16_BIT(8)
-
-#if 0
-#define CONF_VALUE_ELEMENTS            CONF_VALUE_BYTES(1)
-#define CONF_VALUE_CONTENTS            CONF_VALUE_BYTES(2)
-#endif
-
-#if 0
-#define CONF_VALUE_INTEGER(x)          ((x) >= CONF_VALUE_INTEGER_1 && \
-                                        (x) <= CONF_VALUE_INTEGER_8)
-
-#define CONF_VALUE_BOOLEAN(x)          ((x) >= CONF_VALUE_BOOLEAN_1 && \
-                                        (x) <= CONF_VALUE_BOOLEAN_8)
-#endif
-
 #define CONF_VALUE_NUM_BYTES(x)                ((x) == CONF_MASK_1_BYTE ? 1 :  \
                                         (x) == CONF_MASK_2_BYTE ? 2 :  \
                                         (x) == CONF_MASK_4_BYTE ? 4 : 0)
 
-#if 0
-#define CONF_CONTENT_NUM_ELEMENTS      (3 * 3)
-#define CONF_CONTENT_NUM_BYTES         (CONF_CONTENT_NUM_ELEMENTS * 2)
-#define CONF_ELEMENT_NUM_BYTES         (2)
-
-#define CONF_ENTITY_NUM_BYTES(t)       ((t) == CONF_VALUE_ELEMENTS ?   \
-                                        CONF_ELEMENT_NUM_BYTES :       \
-                                        (t) == CONF_VALUE_CONTENTS ?   \
-                                        CONF_CONTENT_NUM_BYTES : 1)
-#endif
-
 #define CONF_CONTENT_NUM_ELEMENTS      (3 * 3)
 #define CONF_CONTENT_NUM_BYTES         (CONF_CONTENT_NUM_ELEMENTS * 2)
 #define CONF_ELEMENT_NUM_BYTES         (2)
 #define CONF_CONTENTS_ELEMENT(b,c,x,y) ((b[CONF_CONTENT_BYTE_POS(c,x,y)]<< 8)|\
                                        (b[CONF_CONTENT_BYTE_POS(c,x,y) + 1]))
 
-#if 0
-static void LoadLevel_InitPlayfield(struct LevelInfo *, char *);
-#endif
-
 /* temporary variables used to store pointers to structure members */
 static struct LevelInfo li;
 static struct ElementInfo xx_ei, yy_ei;
 static struct ElementChangeInfo xx_change;
 static struct ElementGroupInfo xx_group;
+static struct EnvelopeInfo xx_envelope;
 static unsigned int xx_event_bits[NUM_CE_BITFIELDS];
 static char xx_default_description[MAX_ELEMENT_NAME_LEN + 1];
-static int xx_default_description_length;
 static int xx_num_contents;
 static int xx_current_change_page;
+static char xx_default_string_empty[1] = "";
+static int xx_string_length_unused;
 
-struct ElementFileConfig
+struct LevelFileConfigInfo
 {
   int element;                 /* element for which data is to be stored */
-  int data_type;               /* internal type of data */
-  int conf_type;               /* special type identifier stored in file */
+  int save_type;               /* save data always, never or when changed */
+  int data_type;               /* data type (used internally, not stored) */
+  int conf_type;               /* micro chunk identifier (stored in file) */
 
   /* (mandatory) */
   void *value;                 /* variable that holds the data to be stored */
@@ -181,319 +149,624 @@ struct ElementFileConfig
   char *default_string;                /* optional default string for string data */
 };
 
-static struct ElementFileConfig element_conf[] =
+static struct LevelFileConfigInfo chunk_config_INFO[] =
 {
-  /* ---------- 1-byte values ---------------------------------------------- */
+  /* ---------- values not related to single elements ----------------------- */
 
   {
-    EL_EMC_ANDROID,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_1,
-    &li.android_move_time,             10
+    -1,                                        SAVE_CONF_ALWAYS,
+    TYPE_INTEGER,                      CONF_VALUE_8_BIT(1),
+    &li.game_engine_type,              GAME_ENGINE_TYPE_RND
   },
+
   {
-    EL_EMC_ANDROID,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_2,
-    &li.android_clone_time,            10
+    -1,                                        SAVE_CONF_ALWAYS,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.fieldx,                                STD_LEV_FIELDX
   },
   {
-    EL_EMC_LENSES,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_1,
-    &li.lenses_score,                  10
+    -1,                                        SAVE_CONF_ALWAYS,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(2),
+    &li.fieldy,                                STD_LEV_FIELDY
   },
+
   {
-    EL_EMC_LENSES,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_2,
-    &li.lenses_time,                   10
+    -1,                                        SAVE_CONF_ALWAYS,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(3),
+    &li.time,                          100
   },
+
   {
-    EL_EMC_MAGNIFIER,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_1,
-    &li.magnify_score,                 10
+    -1,                                        SAVE_CONF_ALWAYS,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(4),
+    &li.gems_needed,                   0
   },
+
   {
-    EL_EMC_MAGNIFIER,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_2,
-    &li.magnify_time,                  10
+    -1,                                        -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(2),
+    &li.use_step_counter,              FALSE
   },
+
   {
-    EL_ROBOT,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_1,
-    &li.slurp_score,                   10
+    -1,                                        -1,
+    TYPE_BITFIELD,                     CONF_VALUE_8_BIT(4),
+    &li.wind_direction_initial,                MV_NONE
   },
+
   {
-    EL_GAME_OF_LIFE,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_1,
-    &li.game_of_life[0],               2
+    -1,                                        -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(5),
+    &li.em_slippery_gems,              FALSE
   },
+
   {
-    EL_GAME_OF_LIFE,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_2,
-    &li.game_of_life[1],               3
+    -1,                                        -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(6),
+    &li.use_custom_template,           FALSE
   },
+
   {
-    EL_GAME_OF_LIFE,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_3,
-    &li.game_of_life[2],               3
+    -1,                                        -1,
+    TYPE_BITFIELD,                     CONF_VALUE_32_BIT(1),
+    &li.can_move_into_acid_bits,       ~0      /* default: everything can */
   },
+
   {
-    EL_GAME_OF_LIFE,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_4,
-    &li.game_of_life[3],               3
+    -1,                                        -1,
+    TYPE_BITFIELD,                     CONF_VALUE_8_BIT(7),
+    &li.dont_collide_with_bits,                ~0      /* default: always deadly */
   },
+
   {
-    EL_BIOMAZE,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_1,
-    &li.biomaze[0],                    2
+    -1,                                        -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(5),
+    &li.score[SC_TIME_BONUS],          1
   },
+
   {
-    EL_BIOMAZE,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_2,
-    &li.biomaze[1],                    3
+    -1,                                        -1,
+    -1,                                        -1,
+    NULL,                              -1
+  }
+};
+
+static struct LevelFileConfigInfo chunk_config_ELEM[] =
+{
+  /* (these values are the same for each player) */
+  {
+    EL_PLAYER_1,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(1),
+    &li.block_last_field,              FALSE   /* default case for EM levels */
   },
   {
-    EL_BIOMAZE,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_3,
-    &li.biomaze[2],                    3
+    EL_PLAYER_1,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(2),
+    &li.sp_block_last_field,           TRUE    /* default case for SP levels */
   },
   {
-    EL_BIOMAZE,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_4,
-    &li.biomaze[3],                    3
+    EL_PLAYER_1,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(3),
+    &li.instant_relocation,            FALSE
   },
   {
-    EL_BALLOON,
-    TYPE_BITFIELD,                     CONF_VALUE_INTEGER_1,
-    &li.wind_direction_initial,                MV_NONE
+    EL_PLAYER_1,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(4),
+    &li.can_pass_to_walkable,          FALSE
   },
   {
-    EL_TIMEGATE_SWITCH,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_1,
-    &li.time_timegate,                 10
+    EL_PLAYER_1,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(5),
+    &li.block_snap_field,              TRUE
   },
   {
-    EL_LIGHT_SWITCH_ACTIVE,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_1,
-    &li.time_light,                    10
+    EL_PLAYER_1,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(6),
+    &li.continuous_snapping,           TRUE
   },
+
+  /* (these values are different for each player) */
   {
-    EL_SHIELD_NORMAL,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_1,
-    &li.shield_normal_time,            10
+    EL_PLAYER_1,                       -1,
+    TYPE_INTEGER,                      CONF_VALUE_8_BIT(7),
+    &li.initial_player_stepsize[0],    STEPSIZE_NORMAL
   },
   {
-    EL_SHIELD_DEADLY,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_1,
-    &li.shield_deadly_time,            10
+    EL_PLAYER_1,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(8),
+    &li.initial_player_gravity[0],     FALSE
   },
   {
-    EL_EXTRA_TIME,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_1,
-    &li.extra_time,                    10
+    EL_PLAYER_1,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(9),
+    &li.use_start_element[0],          FALSE
   },
   {
-    EL_EXTRA_TIME,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_2,
-    &li.extra_time_score,              10
+    EL_PLAYER_1,                       -1,
+    TYPE_ELEMENT,                      CONF_VALUE_16_BIT(1),
+    &li.start_element[0],              EL_PLAYER_1
   },
   {
-    EL_TIME_ORB_FULL,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_1,
-    &li.time_orb_time,                 10
+    EL_PLAYER_1,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(10),
+    &li.use_artwork_element[0],                FALSE
   },
   {
-    EL_TIME_ORB_FULL,
-    TYPE_BOOLEAN,                      CONF_VALUE_BOOLEAN_1,
-    &li.use_time_orb_bug,              FALSE
+    EL_PLAYER_1,                       -1,
+    TYPE_ELEMENT,                      CONF_VALUE_16_BIT(2),
+    &li.artwork_element[0],            EL_PLAYER_1
   },
   {
-    EL_PLAYER_1,
-    TYPE_BOOLEAN,                      CONF_VALUE_BOOLEAN_1,
-    &li.block_snap_field,              TRUE
+    EL_PLAYER_1,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(11),
+    &li.use_explosion_element[0],      FALSE
   },
   {
-    EL_PLAYER_1,
-    TYPE_BOOLEAN,                      CONF_VALUE_BOOLEAN_2,
-    &li.use_start_element[0],          FALSE
+    EL_PLAYER_1,                       -1,
+    TYPE_ELEMENT,                      CONF_VALUE_16_BIT(3),
+    &li.explosion_element[0],          EL_PLAYER_1
   },
+
   {
-    EL_PLAYER_2,
-    TYPE_BOOLEAN,                      CONF_VALUE_BOOLEAN_2,
-    &li.use_start_element[1],          FALSE
+    EL_PLAYER_2,                       -1,
+    TYPE_INTEGER,                      CONF_VALUE_8_BIT(7),
+    &li.initial_player_stepsize[1],    STEPSIZE_NORMAL
   },
   {
-    EL_PLAYER_3,
-    TYPE_BOOLEAN,                      CONF_VALUE_BOOLEAN_2,
-    &li.use_start_element[2],          FALSE
+    EL_PLAYER_2,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(8),
+    &li.initial_player_gravity[1],     FALSE
   },
   {
-    EL_PLAYER_4,
-    TYPE_BOOLEAN,                      CONF_VALUE_BOOLEAN_2,
-    &li.use_start_element[3],          FALSE
+    EL_PLAYER_2,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(9),
+    &li.use_start_element[1],          FALSE
   },
   {
-    EL_PLAYER_1,
-    TYPE_BOOLEAN,                      CONF_VALUE_BOOLEAN_3,
-    &li.use_artwork_element[0],                FALSE
+    EL_PLAYER_2,                       -1,
+    TYPE_ELEMENT,                      CONF_VALUE_16_BIT(1),
+    &li.start_element[1],              EL_PLAYER_2
   },
   {
-    EL_PLAYER_2,
-    TYPE_BOOLEAN,                      CONF_VALUE_BOOLEAN_3,
+    EL_PLAYER_2,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(10),
     &li.use_artwork_element[1],                FALSE
   },
   {
-    EL_PLAYER_3,
-    TYPE_BOOLEAN,                      CONF_VALUE_BOOLEAN_3,
-    &li.use_artwork_element[2],                FALSE
+    EL_PLAYER_2,                       -1,
+    TYPE_ELEMENT,                      CONF_VALUE_16_BIT(2),
+    &li.artwork_element[1],            EL_PLAYER_2
   },
   {
-    EL_PLAYER_4,
-    TYPE_BOOLEAN,                      CONF_VALUE_BOOLEAN_3,
-    &li.use_artwork_element[3],                FALSE
+    EL_PLAYER_2,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(11),
+    &li.use_explosion_element[1],      FALSE
   },
   {
-    EL_PLAYER_1,
-    TYPE_BOOLEAN,                      CONF_VALUE_BOOLEAN_4,
-    &li.use_explosion_element[0],      FALSE
+    EL_PLAYER_2,                       -1,
+    TYPE_ELEMENT,                      CONF_VALUE_16_BIT(3),
+    &li.explosion_element[1],          EL_PLAYER_2
   },
+
   {
-    EL_PLAYER_2,
-    TYPE_BOOLEAN,                      CONF_VALUE_BOOLEAN_4,
-    &li.use_explosion_element[1],      FALSE
+    EL_PLAYER_3,                       -1,
+    TYPE_INTEGER,                      CONF_VALUE_8_BIT(7),
+    &li.initial_player_stepsize[2],    STEPSIZE_NORMAL
+  },
+  {
+    EL_PLAYER_3,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(8),
+    &li.initial_player_gravity[2],     FALSE
+  },
+  {
+    EL_PLAYER_3,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(9),
+    &li.use_start_element[2],          FALSE
+  },
+  {
+    EL_PLAYER_3,                       -1,
+    TYPE_ELEMENT,                      CONF_VALUE_16_BIT(1),
+    &li.start_element[2],              EL_PLAYER_3
   },
   {
-    EL_PLAYER_3,
-    TYPE_BOOLEAN,                      CONF_VALUE_BOOLEAN_4,
+    EL_PLAYER_3,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(10),
+    &li.use_artwork_element[2],                FALSE
+  },
+  {
+    EL_PLAYER_3,                       -1,
+    TYPE_ELEMENT,                      CONF_VALUE_16_BIT(2),
+    &li.artwork_element[2],            EL_PLAYER_3
+  },
+  {
+    EL_PLAYER_3,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(11),
     &li.use_explosion_element[2],      FALSE
   },
   {
-    EL_PLAYER_4,
-    TYPE_BOOLEAN,                      CONF_VALUE_BOOLEAN_4,
+    EL_PLAYER_3,                       -1,
+    TYPE_ELEMENT,                      CONF_VALUE_16_BIT(3),
+    &li.explosion_element[2],          EL_PLAYER_3
+  },
+
+  {
+    EL_PLAYER_4,                       -1,
+    TYPE_INTEGER,                      CONF_VALUE_8_BIT(7),
+    &li.initial_player_stepsize[3],    STEPSIZE_NORMAL
+  },
+  {
+    EL_PLAYER_4,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(8),
+    &li.initial_player_gravity[3],     FALSE
+  },
+  {
+    EL_PLAYER_4,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(9),
+    &li.use_start_element[3],          FALSE
+  },
+  {
+    EL_PLAYER_4,                       -1,
+    TYPE_ELEMENT,                      CONF_VALUE_16_BIT(1),
+    &li.start_element[3],              EL_PLAYER_4
+  },
+  {
+    EL_PLAYER_4,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(10),
+    &li.use_artwork_element[3],                FALSE
+  },
+  {
+    EL_PLAYER_4,                       -1,
+    TYPE_ELEMENT,                      CONF_VALUE_16_BIT(2),
+    &li.artwork_element[3],            EL_PLAYER_4
+  },
+  {
+    EL_PLAYER_4,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(11),
     &li.use_explosion_element[3],      FALSE
   },
   {
-    EL_PLAYER_1,
-    TYPE_BOOLEAN,                      CONF_VALUE_BOOLEAN_5,
-    &li.continuous_snapping,           TRUE
+    EL_PLAYER_4,                       -1,
+    TYPE_ELEMENT,                      CONF_VALUE_16_BIT(3),
+    &li.explosion_element[3],          EL_PLAYER_4
   },
+
   {
-    EL_PLAYER_1,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_1,
-    &li.initial_player_stepsize,       STEPSIZE_NORMAL
+    EL_EMERALD,                                -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.score[SC_EMERALD],             10
   },
+
   {
-    EL_EMC_MAGIC_BALL,
-    TYPE_INTEGER,                      CONF_VALUE_INTEGER_1,
-    &li.ball_time,                     10
+    EL_DIAMOND,                                -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.score[SC_DIAMOND],             10
   },
+
   {
-    EL_EMC_MAGIC_BALL,
-    TYPE_BOOLEAN,                      CONF_VALUE_BOOLEAN_1,
-    &li.ball_random,                   FALSE
+    EL_BUG,                            -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.score[SC_BUG],                 10
   },
+
   {
-    EL_EMC_MAGIC_BALL,
-    TYPE_BOOLEAN,                      CONF_VALUE_BOOLEAN_2,
-    &li.ball_state_initial,            FALSE
+    EL_SPACESHIP,                      -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.score[SC_SPACESHIP],           10
   },
 
-  /* ---------- 2-byte values ---------------------------------------------- */
+  {
+    EL_PACMAN,                         -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.score[SC_PACMAN],              10
+  },
 
   {
-    EL_PLAYER_1,
-    TYPE_ELEMENT,                      CONF_VALUE_ELEMENT_1,
-    &li.start_element[0],              EL_PLAYER_1
+    EL_NUT,                            -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.score[SC_NUT],                 10
   },
+
   {
-    EL_PLAYER_2,
-    TYPE_ELEMENT,                      CONF_VALUE_ELEMENT_1,
-    &li.start_element[1],              EL_PLAYER_2
+    EL_DYNAMITE,                       -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.score[SC_DYNAMITE],            10
   },
+
   {
-    EL_PLAYER_3,
-    TYPE_ELEMENT,                      CONF_VALUE_ELEMENT_1,
-    &li.start_element[2],              EL_PLAYER_3
+    EL_KEY_1,                          -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.score[SC_KEY],                 10
   },
+
   {
-    EL_PLAYER_4,
-    TYPE_ELEMENT,                      CONF_VALUE_ELEMENT_1,
-    &li.start_element[3],              EL_PLAYER_4
+    EL_PEARL,                          -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.score[SC_PEARL],               10
   },
+
   {
-    EL_PLAYER_1,
-    TYPE_ELEMENT,                      CONF_VALUE_ELEMENT_2,
-    &li.artwork_element[0],            EL_PLAYER_1
+    EL_CRYSTAL,                                -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.score[SC_CRYSTAL],             10
   },
+
   {
-    EL_PLAYER_2,
-    TYPE_ELEMENT,                      CONF_VALUE_ELEMENT_2,
-    &li.artwork_element[1],            EL_PLAYER_2
+    EL_BD_AMOEBA,                      -1,
+    TYPE_ELEMENT,                      CONF_VALUE_16_BIT(1),
+    &li.amoeba_content,                        EL_DIAMOND
   },
   {
-    EL_PLAYER_3,
-    TYPE_ELEMENT,                      CONF_VALUE_ELEMENT_2,
-    &li.artwork_element[2],            EL_PLAYER_3
+    EL_BD_AMOEBA,                      -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(2),
+    &li.amoeba_speed,                  10
   },
   {
-    EL_PLAYER_4,
-    TYPE_ELEMENT,                      CONF_VALUE_ELEMENT_2,
-    &li.artwork_element[3],            EL_PLAYER_4
+    EL_BD_AMOEBA,                      -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(1),
+    &li.grow_into_diggable,            TRUE
   },
+
   {
-    EL_PLAYER_1,
-    TYPE_ELEMENT,                      CONF_VALUE_ELEMENT_3,
-    &li.explosion_element[0],          EL_PLAYER_1
+    EL_YAMYAM,                         -1,
+    TYPE_CONTENT_LIST,                 CONF_VALUE_BYTES(1),
+    &li.yamyam_content,                        EL_ROCK, NULL,
+    &li.num_yamyam_contents,           4, MAX_ELEMENT_CONTENTS
   },
   {
-    EL_PLAYER_2,
-    TYPE_ELEMENT,                      CONF_VALUE_ELEMENT_3,
-    &li.explosion_element[1],          EL_PLAYER_2
+    EL_YAMYAM,                         -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.score[SC_YAMYAM],              10
   },
+
   {
-    EL_PLAYER_3,
-    TYPE_ELEMENT,                      CONF_VALUE_ELEMENT_3,
-    &li.explosion_element[2],          EL_PLAYER_3
+    EL_ROBOT,                          -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.score[SC_ROBOT],               10
   },
   {
-    EL_PLAYER_4,
-    TYPE_ELEMENT,                      CONF_VALUE_ELEMENT_3,
-    &li.explosion_element[3],          EL_PLAYER_4
+    EL_ROBOT,                          -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(2),
+    &li.slurp_score,                   10
+  },
+
+  {
+    EL_ROBOT_WHEEL,                    -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.time_wheel,                    10
+  },
+
+  {
+    EL_MAGIC_WALL,                     -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.time_magic_wall,               10
+  },
+
+  {
+    EL_GAME_OF_LIFE,                   -1,
+    TYPE_INTEGER,                      CONF_VALUE_8_BIT(1),
+    &li.game_of_life[0],               2
+  },
+  {
+    EL_GAME_OF_LIFE,                   -1,
+    TYPE_INTEGER,                      CONF_VALUE_8_BIT(2),
+    &li.game_of_life[1],               3
+  },
+  {
+    EL_GAME_OF_LIFE,                   -1,
+    TYPE_INTEGER,                      CONF_VALUE_8_BIT(3),
+    &li.game_of_life[2],               3
+  },
+  {
+    EL_GAME_OF_LIFE,                   -1,
+    TYPE_INTEGER,                      CONF_VALUE_8_BIT(4),
+    &li.game_of_life[3],               3
+  },
+
+  {
+    EL_BIOMAZE,                                -1,
+    TYPE_INTEGER,                      CONF_VALUE_8_BIT(1),
+    &li.biomaze[0],                    2
+  },
+  {
+    EL_BIOMAZE,                                -1,
+    TYPE_INTEGER,                      CONF_VALUE_8_BIT(2),
+    &li.biomaze[1],                    3
+  },
+  {
+    EL_BIOMAZE,                                -1,
+    TYPE_INTEGER,                      CONF_VALUE_8_BIT(3),
+    &li.biomaze[2],                    3
+  },
+  {
+    EL_BIOMAZE,                                -1,
+    TYPE_INTEGER,                      CONF_VALUE_8_BIT(4),
+    &li.biomaze[3],                    3
   },
 
-  /* ---------- multi-byte values ------------------------------------------ */
+  {
+    EL_TIMEGATE_SWITCH,                        -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.time_timegate,                 10
+  },
+
+  {
+    EL_LIGHT_SWITCH_ACTIVE,            -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.time_light,                    10
+  },
+
+  {
+    EL_SHIELD_NORMAL,                  -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.shield_normal_time,            10
+  },
+  {
+    EL_SHIELD_NORMAL,                  -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(2),
+    &li.score[SC_SHIELD],              10
+  },
 
   {
-    EL_EMC_ANDROID,
+    EL_SHIELD_DEADLY,                  -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.shield_deadly_time,            10
+  },
+  {
+    EL_SHIELD_DEADLY,                  -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(2),
+    &li.score[SC_SHIELD],              10
+  },
+
+  {
+    EL_EXTRA_TIME,                     -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.extra_time,                    10
+  },
+  {
+    EL_EXTRA_TIME,                     -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(2),
+    &li.extra_time_score,              10
+  },
+
+  {
+    EL_TIME_ORB_FULL,                  -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.time_orb_time,                 10
+  },
+  {
+    EL_TIME_ORB_FULL,                  -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(1),
+    &li.use_time_orb_bug,              FALSE
+  },
+
+  {
+    EL_SPRING,                         -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(1),
+    &li.use_spring_bug,                        FALSE
+  },
+
+  {
+    EL_EMC_ANDROID,                    -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.android_move_time,             10
+  },
+  {
+    EL_EMC_ANDROID,                    -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(2),
+    &li.android_clone_time,            10
+  },
+  {
+    EL_EMC_ANDROID,                    -1,
     TYPE_ELEMENT_LIST,                 CONF_VALUE_BYTES(1),
     &li.android_clone_element[0],      EL_EMPTY, NULL,
     &li.num_android_clone_elements,    1, MAX_ANDROID_ELEMENTS
   },
+
   {
-    EL_EMC_MAGIC_BALL,
-    TYPE_CONTENT_LIST,                 CONF_VALUE_BYTES(2),
+    EL_EMC_LENSES,                     -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.lenses_score,                  10
+  },
+  {
+    EL_EMC_LENSES,                     -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(2),
+    &li.lenses_time,                   10
+  },
+
+  {
+    EL_EMC_MAGNIFIER,                  -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.magnify_score,                 10
+  },
+  {
+    EL_EMC_MAGNIFIER,                  -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(2),
+    &li.magnify_time,                  10
+  },
+
+  {
+    EL_EMC_MAGIC_BALL,                 -1,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.ball_time,                     10
+  },
+  {
+    EL_EMC_MAGIC_BALL,                 -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(1),
+    &li.ball_random,                   FALSE
+  },
+  {
+    EL_EMC_MAGIC_BALL,                 -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(2),
+    &li.ball_state_initial,            FALSE
+  },
+  {
+    EL_EMC_MAGIC_BALL,                 -1,
+    TYPE_CONTENT_LIST,                 CONF_VALUE_BYTES(1),
     &li.ball_content,                  EL_EMPTY, NULL,
     &li.num_ball_contents,             4, MAX_ELEMENT_CONTENTS
   },
 
+  /* ---------- unused values ----------------------------------------------- */
+
+  {
+    EL_UNKNOWN,                                SAVE_CONF_NEVER,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(1),
+    &li.score[SC_UNKNOWN_14],          10
+  },
+  {
+    EL_UNKNOWN,                                SAVE_CONF_NEVER,
+    TYPE_INTEGER,                      CONF_VALUE_16_BIT(2),
+    &li.score[SC_UNKNOWN_15],          10
+  },
+
   {
-    -1,
     -1,                                        -1,
-    NULL,                              -1,
+    -1,                                        -1,
+    NULL,                              -1
+  }
+};
+
+static struct LevelFileConfigInfo chunk_config_NOTE[] =
+{
+  {
+    -1,                                        -1,
+    TYPE_INTEGER,                      CONF_VALUE_8_BIT(1),
+    &xx_envelope.xsize,                        MAX_ENVELOPE_XSIZE,
+  },
+  {
+    -1,                                        -1,
+    TYPE_INTEGER,                      CONF_VALUE_8_BIT(2),
+    &xx_envelope.ysize,                        MAX_ENVELOPE_YSIZE,
   },
+
+  {
+    -1,                                        -1,
+    TYPE_STRING,                       CONF_VALUE_BYTES(1),
+    &xx_envelope.text,                 -1, NULL,
+    &xx_string_length_unused,          -1, MAX_ENVELOPE_TEXT_LEN,
+    &xx_default_string_empty[0]
+  },
+
+  {
+    -1,                                        -1,
+    -1,                                        -1,
+    NULL,                              -1
+  }
 };
 
-static struct ElementFileConfig custom_element_conf[] =
+static struct LevelFileConfigInfo chunk_config_CUSX_base[] =
 {
   {
-    -1,
+    -1,                                        -1,
     TYPE_STRING,                       CONF_VALUE_BYTES(1),
     &xx_ei.description[0],             -1,
     &yy_ei.description[0],
-    &xx_default_description_length,    -1, MAX_ELEMENT_NAME_LEN,
+    &xx_string_length_unused,          -1, MAX_ELEMENT_NAME_LEN,
     &xx_default_description[0]
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_BITFIELD,                     CONF_VALUE_32_BIT(1),
     &xx_ei.properties[EP_BITFIELD_BASE_NR], EP_BITMASK_BASE_DEFAULT,
     &yy_ei.properties[EP_BITFIELD_BASE_NR]
@@ -501,7 +774,7 @@ static struct ElementFileConfig custom_element_conf[] =
 #if 0
   /* (reserved) */
   {
-    -1,
+    -1,                                        -1,
     TYPE_BITFIELD,                     CONF_VALUE_32_BIT(2),
     &xx_ei.properties[EP_BITFIELD_BASE_NR + 1], EP_BITMASK_DEFAULT,
     &yy_ei.properties[EP_BITFIELD_BASE_NR + 1]
@@ -509,160 +782,160 @@ static struct ElementFileConfig custom_element_conf[] =
 #endif
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(1),
     &xx_ei.use_gfx_element,            FALSE,
     &yy_ei.use_gfx_element
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_ELEMENT,                      CONF_VALUE_16_BIT(1),
     &xx_ei.gfx_element,                        EL_EMPTY_SPACE,
     &yy_ei.gfx_element
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_BITFIELD,                     CONF_VALUE_8_BIT(2),
     &xx_ei.access_direction,           MV_ALL_DIRECTIONS,
     &yy_ei.access_direction
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_16_BIT(2),
     &xx_ei.collect_score_initial,      10,
     &yy_ei.collect_score_initial
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_16_BIT(3),
     &xx_ei.collect_count_initial,      1,
     &yy_ei.collect_count_initial
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_16_BIT(4),
     &xx_ei.ce_value_fixed_initial,     0,
     &yy_ei.ce_value_fixed_initial
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_16_BIT(5),
     &xx_ei.ce_value_random_initial,    0,
     &yy_ei.ce_value_random_initial
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(3),
     &xx_ei.use_last_ce_value,          FALSE,
     &yy_ei.use_last_ce_value
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_16_BIT(6),
     &xx_ei.push_delay_fixed,           8,
     &yy_ei.push_delay_fixed
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_16_BIT(7),
     &xx_ei.push_delay_random,          8,
     &yy_ei.push_delay_random
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_16_BIT(8),
     &xx_ei.drop_delay_fixed,           0,
     &yy_ei.drop_delay_fixed
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_16_BIT(9),
     &xx_ei.drop_delay_random,          0,
     &yy_ei.drop_delay_random
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_16_BIT(10),
     &xx_ei.move_delay_fixed,           0,
     &yy_ei.move_delay_fixed
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_16_BIT(11),
     &xx_ei.move_delay_random,          0,
     &yy_ei.move_delay_random
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_BITFIELD,                     CONF_VALUE_32_BIT(3),
     &xx_ei.move_pattern,               MV_ALL_DIRECTIONS,
     &yy_ei.move_pattern
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_BITFIELD,                     CONF_VALUE_8_BIT(4),
     &xx_ei.move_direction_initial,     MV_START_AUTOMATIC,
     &yy_ei.move_direction_initial
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_8_BIT(5),
     &xx_ei.move_stepsize,              TILEX / 8,
     &yy_ei.move_stepsize
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_ELEMENT,                      CONF_VALUE_16_BIT(12),
     &xx_ei.move_enter_element,         EL_EMPTY_SPACE,
     &yy_ei.move_enter_element
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_ELEMENT,                      CONF_VALUE_16_BIT(13),
     &xx_ei.move_leave_element,         EL_EMPTY_SPACE,
     &yy_ei.move_leave_element
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_8_BIT(6),
     &xx_ei.move_leave_type,            LEAVE_TYPE_UNLIMITED,
     &yy_ei.move_leave_type
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_8_BIT(7),
     &xx_ei.slippery_type,              SLIPPERY_ANY_RANDOM,
     &yy_ei.slippery_type
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_8_BIT(8),
     &xx_ei.explosion_type,             EXPLODES_3X3,
     &yy_ei.explosion_type
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_16_BIT(14),
     &xx_ei.explosion_delay,            16,
     &yy_ei.explosion_delay
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_16_BIT(15),
     &xx_ei.ignition_delay,             8,
     &yy_ei.ignition_delay
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_CONTENT_LIST,                 CONF_VALUE_BYTES(2),
     &xx_ei.content,                    EL_EMPTY_SPACE,
     &yy_ei.content,
@@ -672,198 +945,253 @@ static struct ElementFileConfig custom_element_conf[] =
   /* ---------- "num_change_pages" must be the last entry ------------------- */
 
   {
-    -1,
+    -1,                                        SAVE_CONF_ALWAYS,
     TYPE_INTEGER,                      CONF_VALUE_8_BIT(9),
-    &xx_ei.num_change_pages,           -1,     /* value must always be saved */
+    &xx_ei.num_change_pages,           1,
     &yy_ei.num_change_pages
   },
 
   {
-    -1,
+    -1,                                        -1,
     -1,                                        -1,
     NULL,                              -1,
     NULL
-  },
+  }
 };
 
-static struct ElementFileConfig custom_element_change_conf[] =
+static struct LevelFileConfigInfo chunk_config_CUSX_change[] =
 {
   /* ---------- "current_change_page" must be the first entry --------------- */
 
   {
-    -1,
+    -1,                                        SAVE_CONF_ALWAYS,
     TYPE_INTEGER,                      CONF_VALUE_8_BIT(1),
-    &xx_current_change_page,           -1      /* value must always be saved */
+    &xx_current_change_page,           -1
   },
 
   /* ---------- (the remaining entries can be in any order) ----------------- */
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(2),
     &xx_change.can_change,             FALSE
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_BITFIELD,                     CONF_VALUE_32_BIT(1),
     &xx_event_bits[0],                 0
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_BITFIELD,                     CONF_VALUE_32_BIT(2),
     &xx_event_bits[1],                 0
   },
 
   {
-    -1,
-    TYPE_INTEGER,                      CONF_VALUE_8_BIT(3),
+    -1,                                        -1,
+    TYPE_BITFIELD,                     CONF_VALUE_8_BIT(3),
     &xx_change.trigger_player,         CH_PLAYER_ANY
   },
   {
-    -1,
-    TYPE_INTEGER,                      CONF_VALUE_8_BIT(4),
+    -1,                                        -1,
+    TYPE_BITFIELD,                     CONF_VALUE_8_BIT(4),
     &xx_change.trigger_side,           CH_SIDE_ANY
   },
   {
-    -1,
-    TYPE_INTEGER,                      CONF_VALUE_8_BIT(5),
+    -1,                                        -1,
+    TYPE_BITFIELD,                     CONF_VALUE_32_BIT(3),
     &xx_change.trigger_page,           CH_PAGE_ANY
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_ELEMENT,                      CONF_VALUE_16_BIT(1),
     &xx_change.target_element,         EL_EMPTY_SPACE
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_16_BIT(2),
     &xx_change.delay_fixed,            0
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_16_BIT(3),
     &xx_change.delay_random,           0
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_16_BIT(4),
     &xx_change.delay_frames,           FRAMES_PER_SECOND
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_ELEMENT,                      CONF_VALUE_16_BIT(5),
     &xx_change.trigger_element,                EL_EMPTY_SPACE
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(6),
     &xx_change.explode,                        FALSE
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(7),
     &xx_change.use_target_content,     FALSE
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(8),
     &xx_change.only_if_complete,       FALSE
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(9),
     &xx_change.use_random_replace,     FALSE
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_8_BIT(10),
     &xx_change.random_percentage,      100
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_8_BIT(11),
     &xx_change.replace_when,           CP_WHEN_EMPTY
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(12),
     &xx_change.has_action,             FALSE
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_8_BIT(13),
     &xx_change.action_type,            CA_NO_ACTION
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_8_BIT(14),
     &xx_change.action_mode,            CA_MODE_UNDEFINED
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_16_BIT(6),
     &xx_change.action_arg,             CA_ARG_UNDEFINED
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_CONTENT_LIST,                 CONF_VALUE_BYTES(1),
     &xx_change.target_content,         EL_EMPTY_SPACE, NULL,
     &xx_num_contents,                  1, 1
   },
 
   {
-    -1,
     -1,                                        -1,
-    NULL,                              -1,
-  },
+    -1,                                        -1,
+    NULL,                              -1
+  }
 };
 
-static struct ElementFileConfig group_element_conf[] =
+static struct LevelFileConfigInfo chunk_config_GRPX[] =
 {
   {
-    -1,
+    -1,                                        -1,
     TYPE_STRING,                       CONF_VALUE_BYTES(1),
     &xx_ei.description[0],             -1, NULL,
-    &xx_default_description_length,    -1, MAX_ELEMENT_NAME_LEN,
+    &xx_string_length_unused,          -1, MAX_ELEMENT_NAME_LEN,
     &xx_default_description[0]
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(1),
     &xx_ei.use_gfx_element,            FALSE
   },
   {
-    -1,
+    -1,                                        -1,
     TYPE_ELEMENT,                      CONF_VALUE_16_BIT(1),
     &xx_ei.gfx_element,                        EL_EMPTY_SPACE
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_INTEGER,                      CONF_VALUE_8_BIT(2),
     &xx_group.choice_mode,             ANIM_RANDOM
   },
 
   {
-    -1,
+    -1,                                        -1,
     TYPE_ELEMENT_LIST,                 CONF_VALUE_BYTES(2),
     &xx_group.element[0],              EL_EMPTY_SPACE, NULL,
     &xx_group.num_elements,            1, MAX_ELEMENTS_IN_GROUP
   },
 
   {
-    -1,
     -1,                                        -1,
-    NULL,                              -1,
+    -1,                                        -1,
+    NULL,                              -1
+  }
+};
+
+static struct LevelFileConfigInfo chunk_config_CONF[] =                /* (OBSOLETE) */
+{
+  {
+    EL_PLAYER_1,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(9),
+    &li.block_snap_field,              TRUE
+  },
+  {
+    EL_PLAYER_1,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(13),
+    &li.continuous_snapping,           TRUE
+  },
+  {
+    EL_PLAYER_1,                       -1,
+    TYPE_INTEGER,                      CONF_VALUE_8_BIT(1),
+    &li.initial_player_stepsize[0],    STEPSIZE_NORMAL
+  },
+  {
+    EL_PLAYER_1,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(10),
+    &li.use_start_element[0],          FALSE
+  },
+  {
+    EL_PLAYER_1,                       -1,
+    TYPE_ELEMENT,                      CONF_VALUE_16_BIT(1),
+    &li.start_element[0],              EL_PLAYER_1
+  },
+  {
+    EL_PLAYER_1,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(11),
+    &li.use_artwork_element[0],                FALSE
+  },
+  {
+    EL_PLAYER_1,                       -1,
+    TYPE_ELEMENT,                      CONF_VALUE_16_BIT(2),
+    &li.artwork_element[0],            EL_PLAYER_1
   },
+  {
+    EL_PLAYER_1,                       -1,
+    TYPE_BOOLEAN,                      CONF_VALUE_8_BIT(12),
+    &li.use_explosion_element[0],      FALSE
+  },
+  {
+    EL_PLAYER_1,                       -1,
+    TYPE_ELEMENT,                      CONF_VALUE_16_BIT(3),
+    &li.explosion_element[0],          EL_PLAYER_1
+  },
+
+  {
+    -1,                                        -1,
+    -1,                                        -1,
+    NULL,                              -1
+  }
 };
 
 static struct
@@ -888,6 +1216,19 @@ filetype_id_list[] =
 /* level file functions                                                      */
 /* ========================================================================= */
 
+static struct DateInfo getCurrentDate()
+{
+  time_t epoch_seconds = time(NULL);
+  struct tm *now = localtime(&epoch_seconds);
+  struct DateInfo date;
+
+  date.year  = now->tm_year + 1900;
+  date.month = now->tm_mon  + 1;
+  date.day   = now->tm_mday;
+
+  return date;
+}
+
 static void resetEventFlags(struct ElementChangeInfo *change)
 {
   int i;
@@ -951,34 +1292,34 @@ static void setElementDescriptionToDefault(struct ElementInfo *ei)
     ei->description[i] = default_description[i];
 }
 
-static void setConfigToDefaultsFromConfigList(struct ElementFileConfig *config)
+static void setConfigToDefaultsFromConfigList(struct LevelFileConfigInfo *conf)
 {
   int i;
 
-  for (i = 0; config[i].data_type != -1; i++)
+  for (i = 0; conf[i].data_type != -1; i++)
   {
-    int default_value = config[i].default_value;
-    int data_type = config[i].data_type;
-    int conf_type = config[i].conf_type;
+    int default_value = conf[i].default_value;
+    int data_type = conf[i].data_type;
+    int conf_type = conf[i].conf_type;
     int byte_mask = conf_type & CONF_MASK_BYTES;
 
     if (byte_mask == CONF_MASK_MULTI_BYTES)
     {
-      int default_num_entities = config[i].default_num_entities;
-      int max_num_entities = config[i].max_num_entities;
+      int default_num_entities = conf[i].default_num_entities;
+      int max_num_entities = conf[i].max_num_entities;
 
-      *(int *)(config[i].num_entities) = default_num_entities;
+      *(int *)(conf[i].num_entities) = default_num_entities;
 
       if (data_type == TYPE_STRING)
       {
-       char *default_string = config[i].default_string;
-       char *string = (char *)(config[i].value);
+       char *default_string = conf[i].default_string;
+       char *string = (char *)(conf[i].value);
 
        strncpy(string, default_string, max_num_entities);
       }
       else if (data_type == TYPE_ELEMENT_LIST)
       {
-       int *element_array = (int *)(config[i].value);
+       int *element_array = (int *)(conf[i].value);
        int j;
 
        for (j = 0; j < max_num_entities; j++)
@@ -986,7 +1327,7 @@ static void setConfigToDefaultsFromConfigList(struct ElementFileConfig *config)
       }
       else if (data_type == TYPE_CONTENT_LIST)
       {
-       struct Content *content = (struct Content *)(config[i].value);
+       struct Content *content = (struct Content *)(conf[i].value);
        int c, x, y;
 
        for (c = 0; c < max_num_entities; c++)
@@ -998,38 +1339,38 @@ static void setConfigToDefaultsFromConfigList(struct ElementFileConfig *config)
     else       /* constant size configuration data (1, 2 or 4 bytes) */
     {
       if (data_type == TYPE_BOOLEAN)
-       *(boolean *)(config[i].value) = default_value;
+       *(boolean *)(conf[i].value) = default_value;
       else
-       *(int *)    (config[i].value) = default_value;
+       *(int *)    (conf[i].value) = default_value;
     }
   }
 }
 
-static void copyConfigFromConfigList(struct ElementFileConfig *config)
+static void copyConfigFromConfigList(struct LevelFileConfigInfo *conf)
 {
   int i;
 
-  for (i = 0; config[i].data_type != -1; i++)
+  for (i = 0; conf[i].data_type != -1; i++)
   {
-    int data_type = config[i].data_type;
-    int conf_type = config[i].conf_type;
+    int data_type = conf[i].data_type;
+    int conf_type = conf[i].conf_type;
     int byte_mask = conf_type & CONF_MASK_BYTES;
 
     if (byte_mask == CONF_MASK_MULTI_BYTES)
     {
-      int max_num_entities = config[i].max_num_entities;
+      int max_num_entities = conf[i].max_num_entities;
 
       if (data_type == TYPE_STRING)
       {
-       char *string      = (char *)(config[i].value);
-       char *string_copy = (char *)(config[i].value_copy);
+       char *string      = (char *)(conf[i].value);
+       char *string_copy = (char *)(conf[i].value_copy);
 
        strncpy(string_copy, string, max_num_entities);
       }
       else if (data_type == TYPE_ELEMENT_LIST)
       {
-       int *element_array      = (int *)(config[i].value);
-       int *element_array_copy = (int *)(config[i].value_copy);
+       int *element_array      = (int *)(conf[i].value);
+       int *element_array_copy = (int *)(conf[i].value_copy);
        int j;
 
        for (j = 0; j < max_num_entities; j++)
@@ -1037,8 +1378,8 @@ static void copyConfigFromConfigList(struct ElementFileConfig *config)
       }
       else if (data_type == TYPE_CONTENT_LIST)
       {
-       struct Content *content      = (struct Content *)(config[i].value);
-       struct Content *content_copy = (struct Content *)(config[i].value_copy);
+       struct Content *content      = (struct Content *)(conf[i].value);
+       struct Content *content_copy = (struct Content *)(conf[i].value_copy);
        int c, x, y;
 
        for (c = 0; c < max_num_entities; c++)
@@ -1050,9 +1391,9 @@ static void copyConfigFromConfigList(struct ElementFileConfig *config)
     else       /* constant size configuration data (1, 2 or 4 bytes) */
     {
       if (data_type == TYPE_BOOLEAN)
-       *(boolean *)(config[i].value_copy) = *(boolean *)(config[i].value);
+       *(boolean *)(conf[i].value_copy) = *(boolean *)(conf[i].value);
       else
-       *(int *)    (config[i].value_copy) = *(int *)    (config[i].value);
+       *(int *)    (conf[i].value_copy) = *(int *)    (conf[i].value);
     }
   }
 }
@@ -1070,7 +1411,7 @@ void copyElementInfo(struct ElementInfo *ei_from, struct ElementInfo *ei_to)
   xx_ei = *ei_from;    /* copy element data into temporary buffer */
   yy_ei = *ei_to;      /* copy element data into temporary buffer */
 
-  copyConfigFromConfigList(custom_element_conf);
+  copyConfigFromConfigList(chunk_config_CUSX_base);
 
   *ei_from = xx_ei;
   *ei_to   = yy_ei;
@@ -1169,7 +1510,7 @@ void setElementChangeInfoToDefaults(struct ElementChangeInfo *change)
   xx_change = *change;         /* copy change data into temporary buffer */
   xx_num_contents = 1;
 
-  setConfigToDefaultsFromConfigList(custom_element_change_conf);
+  setConfigToDefaultsFromConfigList(chunk_config_CUSX_change);
 
   *change = xx_change;
 
@@ -1235,7 +1576,8 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
 #if 1
   li = *level;         /* copy level data into temporary buffer */
 
-  setConfigToDefaultsFromConfigList(element_conf);
+  setConfigToDefaultsFromConfigList(chunk_config_INFO);
+  setConfigToDefaultsFromConfigList(chunk_config_ELEM);
 
   *level = li;         /* copy temporary buffer back to level data */
 #endif
@@ -1244,22 +1586,35 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
 
   level->native_em_level = &native_em_level;
 
+#if 0
   level->game_engine_type = GAME_ENGINE_TYPE_RND;
+#endif
 
   level->file_version = FILE_VERSION_ACTUAL;
   level->game_version = GAME_VERSION_ACTUAL;
 
+  level->creation_date = getCurrentDate();
+
+#if 1
+  level->encoding_16bit_field  = TRUE;
+  level->encoding_16bit_yamyam = TRUE;
+  level->encoding_16bit_amoeba = TRUE;
+#else
   level->encoding_16bit_field  = FALSE;        /* default: only 8-bit elements */
   level->encoding_16bit_yamyam = FALSE;        /* default: only 8-bit elements */
   level->encoding_16bit_amoeba = FALSE;        /* default: only 8-bit elements */
+#endif
 
+#if 0
   level->fieldx = STD_LEV_FIELDX;
   level->fieldy = STD_LEV_FIELDY;
+#endif
 
   for (x = 0; x < MAX_LEV_FIELDX; x++)
     for (y = 0; y < MAX_LEV_FIELDY; y++)
       level->field[x][y] = EL_SAND;
 
+#if 0
   level->time = 100;
   level->gems_needed = 0;
 
@@ -1267,12 +1622,15 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
 
   level->time_magic_wall = 10;
   level->time_wheel = 10;
+#endif
 #if 0
   level->time_light = 10;
   level->time_timegate = 10;
 #endif
 
+#if 0
   level->amoeba_content = EL_DIAMOND;
+#endif
 
 #if 0
   level->game_of_life[0] = 2;
@@ -1289,16 +1647,19 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
 #if 0
   level->double_speed = FALSE;
 #endif
+#if 0
   level->initial_gravity = FALSE;
   level->em_slippery_gems = FALSE;
   level->instant_relocation = FALSE;
   level->can_pass_to_walkable = FALSE;
   level->grow_into_diggable = TRUE;
+#endif
 
 #if 0
   level->block_snap_field = TRUE;
 #endif
 
+#if 0
   level->block_last_field = FALSE;     /* EM does not block by default */
   level->sp_block_last_field = TRUE;   /* SP blocks the last field */
 
@@ -1309,6 +1670,7 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
   level->use_time_orb_bug = FALSE;
 
   level->use_step_counter = FALSE;
+#endif
 
   /* values for the new EMC elements */
 #if 0
@@ -1333,7 +1695,9 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
     level->android_array[i] = FALSE;
 #endif
 
+#if 0
   level->use_custom_template = FALSE;
+#endif
 
   for (i = 0; i < MAX_LEVEL_NAME_LEN; i++)
     level->name[i] = '\0';
@@ -1343,22 +1707,28 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
   strcpy(level->name, NAMELESS_LEVEL_NAME);
   strcpy(level->author, ANONYMOUS_NAME);
 
+#if 0
   for (i = 0; i < 4; i++)
   {
     level->envelope_text[i][0] = '\0';
     level->envelope_xsize[i] = MAX_ENVELOPE_XSIZE;
     level->envelope_ysize[i] = MAX_ENVELOPE_YSIZE;
   }
+#endif
 
+#if 0
   for (i = 0; i < LEVEL_SCORE_ELEMENTS; i++)
     level->score[i] = (i == SC_TIME_BONUS ? 1 : 10);
+#endif
 
+#if 0
   level->num_yamyam_contents = STD_ELEMENT_CONTENTS;
   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
     for (x = 0; x < 3; x++)
       for (y = 0; y < 3; y++)
        level->yamyam_content[i].e[x][y] =
          (i < STD_ELEMENT_CONTENTS ? EL_ROCK : EL_EMPTY);
+#endif
 
   level->field[0][0] = EL_PLAYER_1;
   level->field[STD_LEV_FIELDX - 1][STD_LEV_FIELDY - 1] = EL_EXIT_CLOSED;
@@ -1368,6 +1738,20 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
     int element = i;
     struct ElementInfo *ei = &element_info[element];
 
+    /* never initialize clipboard elements after the very first time */
+    /* (to be able to use clipboard elements between several levels) */
+    if (IS_CLIPBOARD_ELEMENT(element) && clipboard_elements_initialized)
+      continue;
+
+    if (IS_ENVELOPE(element))
+    {
+      int envelope_nr = element - EL_ENVELOPE_1;
+
+      setConfigToDefaultsFromConfigList(chunk_config_NOTE);
+
+      level->envelope[envelope_nr] = xx_envelope;
+    }
+
 #if 1
     if (IS_CUSTOM_ELEMENT(element) ||
        IS_GROUP_ELEMENT(element) ||
@@ -1375,17 +1759,12 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
     {
       xx_ei = *ei;     /* copy element data into temporary buffer */
 
-      setConfigToDefaultsFromConfigList(custom_element_conf);
+      setConfigToDefaultsFromConfigList(chunk_config_CUSX_base);
 
       *ei = xx_ei;
     }
 #endif
 
-    /* never initialize clipboard elements after the very first time */
-    /* (to be able to use clipboard elements between several levels) */
-    if (IS_CLIPBOARD_ELEMENT(element) && clipboard_elements_initialized)
-      continue;
-
     setElementChangePages(ei, 1);
     setElementChangeInfoToDefaults(ei->change);
 
@@ -1426,8 +1805,12 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
       ei->ce_value_random_initial = 0;
       ei->use_last_ce_value = FALSE;
 
+#endif
+#if 0
       ei->push_delay_fixed = -1;       /* initialize later */
       ei->push_delay_random = -1;      /* initialize later */
+#endif
+#if 0
       ei->drop_delay_fixed = 0;
       ei->drop_delay_random = 0;
       ei->move_delay_fixed = 0;
@@ -1452,6 +1835,8 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
          ei->content.e[x][y] = EL_EMPTY_SPACE;
 #endif
 
+      /* internal values used in level editor */
+
       ei->access_type = 0;
       ei->access_layer = 0;
       ei->access_protected = 0;
@@ -1498,7 +1883,7 @@ static void setLevelInfoToDefaults(struct LevelInfo *level)
 #if 1
       xx_group = *group;       /* copy group data into temporary buffer */
 
-      setConfigToDefaultsFromConfigList(group_element_conf);
+      setConfigToDefaultsFromConfigList(chunk_config_GRPX);
 
       *group = xx_group;
 #endif
@@ -1926,8 +2311,19 @@ static int LoadLevel_VERS(FILE *file, int chunk_size, struct LevelInfo *level)
   return chunk_size;
 }
 
+static int LoadLevel_DATE(FILE *file, int chunk_size, struct LevelInfo *level)
+{
+  level->creation_date.year  = getFile16BitBE(file);
+  level->creation_date.month = getFile8Bit(file);
+  level->creation_date.day   = getFile8Bit(file);
+
+  return chunk_size;
+}
+
 static int LoadLevel_HEAD(FILE *file, int chunk_size, struct LevelInfo *level)
 {
+  int initial_player_stepsize;
+  int initial_player_gravity;
   int i, x, y;
 
   level->fieldx = getFile8Bit(file);
@@ -1954,10 +2350,17 @@ static int LoadLevel_HEAD(FILE *file, int chunk_size, struct LevelInfo *level)
   level->time_wheel            = getFile8Bit(file);
   level->amoeba_content                = getMappedElement(getFile8Bit(file));
 
-  level->initial_player_stepsize = (getFile8Bit(file) == 1 ? STEPSIZE_FAST :
-                                   STEPSIZE_NORMAL);
+  initial_player_stepsize      = (getFile8Bit(file) == 1 ? STEPSIZE_FAST :
+                                  STEPSIZE_NORMAL);
+
+  for (i = 0; i < MAX_PLAYERS; i++)
+    level->initial_player_stepsize[0] = initial_player_stepsize;
+
+  initial_player_gravity       = (getFile8Bit(file) == 1 ? TRUE : FALSE);
+
+  for (i = 0; i < MAX_PLAYERS; i++)
+    level->initial_player_gravity[0] = initial_player_gravity;
 
-  level->initial_gravity       = (getFile8Bit(file) == 1 ? TRUE : FALSE);
   level->encoding_16bit_field  = (getFile8Bit(file) == 1 ? TRUE : FALSE);
   level->em_slippery_gems      = (getFile8Bit(file) == 1 ? TRUE : FALSE);
 
@@ -1977,7 +2380,18 @@ static int LoadLevel_HEAD(FILE *file, int chunk_size, struct LevelInfo *level)
 
   level->game_engine_type      = getFile8Bit(file);
 
-  ReadUnusedBytesFromFile(file, LEVEL_HEADER_UNUSED);
+  ReadUnusedBytesFromFile(file, LEVEL_CHUNK_HEAD_UNUSED);
+
+  return chunk_size;
+}
+
+static int LoadLevel_NAME(FILE *file, int chunk_size, struct LevelInfo *level)
+{
+  int i;
+
+  for (i = 0; i < MAX_LEVEL_NAME_LEN; i++)
+    level->name[i] = getFile8Bit(file);
+  level->name[MAX_LEVEL_NAME_LEN] = 0;
 
   return chunk_size;
 }
@@ -1988,7 +2402,7 @@ static int LoadLevel_AUTH(FILE *file, int chunk_size, struct LevelInfo *level)
 
   for (i = 0; i < MAX_LEVEL_AUTHOR_LEN; i++)
     level->author[i] = getFile8Bit(file);
-  level->author[MAX_LEVEL_NAME_LEN] = 0;
+  level->author[MAX_LEVEL_AUTHOR_LEN] = 0;
 
   return chunk_size;
 }
@@ -2120,8 +2534,8 @@ static int LoadLevel_CNT3(FILE *file, int chunk_size, struct LevelInfo *level)
 
   envelope_len = getFile16BitBE(file);
 
-  level->envelope_xsize[envelope_nr] = getFile8Bit(file);
-  level->envelope_ysize[envelope_nr] = getFile8Bit(file);
+  level->envelope[envelope_nr].xsize = getFile8Bit(file);
+  level->envelope[envelope_nr].ysize = getFile8Bit(file);
 
   ReadUnusedBytesFromFile(file, LEVEL_CHUNK_CNT3_UNUSED);
 
@@ -2133,7 +2547,7 @@ static int LoadLevel_CNT3(FILE *file, int chunk_size, struct LevelInfo *level)
   }
 
   for (i = 0; i < envelope_len; i++)
-    level->envelope_text[envelope_nr][i] = getFile8Bit(file);
+    level->envelope[envelope_nr].text[i] = getFile8Bit(file);
 
   return chunk_size;
 }
@@ -2152,7 +2566,7 @@ static int LoadLevel_CUS1(FILE *file, int chunk_size, struct LevelInfo *level)
 
   for (i = 0; i < num_changed_custom_elements; i++)
   {
-    int element = getFile16BitBE(file);
+    int element = getMappedElement(getFile16BitBE(file));
     int properties = getFile32BitBE(file);
 
 #if 1
@@ -2166,6 +2580,17 @@ static int LoadLevel_CUS1(FILE *file, int chunk_size, struct LevelInfo *level)
     else
       Error(ERR_WARN, "invalid custom element number %d", element);
 #endif
+
+#if 1
+    /* older game versions that wrote level files with CUS1 chunks used
+       different default push delay values (not yet stored in level file) */
+    element_info[element].push_delay_fixed = 2;
+    element_info[element].push_delay_random = 8;
+#else
+    /* needed for older levels (see src/init.c for details) */
+    element_info[element].push_delay_fixed = -1;       /* initialize later */
+    element_info[element].push_delay_random = -1;      /* initialize later */
+#endif
   }
 
   return chunk_size;
@@ -2185,8 +2610,8 @@ static int LoadLevel_CUS2(FILE *file, int chunk_size, struct LevelInfo *level)
 
   for (i = 0; i < num_changed_custom_elements; i++)
   {
-    int element = getFile16BitBE(file);
-    int custom_target_element = getFile16BitBE(file);
+    int element = getMappedElement(getFile16BitBE(file));
+    int custom_target_element = getMappedElement(getFile16BitBE(file));
 
     if (IS_CUSTOM_ELEMENT(element))
       element_info[element].change->target_element = custom_target_element;
@@ -2211,7 +2636,7 @@ static int LoadLevel_CUS3(FILE *file, int chunk_size, struct LevelInfo *level)
 
   for (i = 0; i < num_changed_custom_elements; i++)
   {
-    int element = getFile16BitBE(file);
+    int element = getMappedElement(getFile16BitBE(file));
     struct ElementInfo *ei = &element_info[element];
     unsigned int event_bits;
 
@@ -2301,7 +2726,7 @@ static int LoadLevel_CUS4(FILE *file, int chunk_size, struct LevelInfo *level)
 
   /* ---------- custom element base property values (96 bytes) ------------- */
 
-  element = getFile16BitBE(file);
+  element = getMappedElement(getFile16BitBE(file));
 
   if (!IS_CUSTOM_ELEMENT(element))
   {
@@ -2450,7 +2875,7 @@ static int LoadLevel_GRP1(FILE *file, int chunk_size, struct LevelInfo *level)
   int element;
   int i;
 
-  element = getFile16BitBE(file);
+  element = getMappedElement(getFile16BitBE(file));
 
   if (!IS_GROUP_ELEMENT(element))
   {
@@ -2487,8 +2912,8 @@ static int LoadLevel_GRP1(FILE *file, int chunk_size, struct LevelInfo *level)
   return chunk_size;
 }
 
-static int LoadLevel_MicroChunk(FILE *file, struct ElementFileConfig *config,
-                               int element)
+static int LoadLevel_MicroChunk(FILE *file, struct LevelFileConfigInfo *conf,
+                               int element, int real_element)
 {
   int micro_chunk_size = 0;
   int conf_type = getFile8Bit(file);
@@ -2509,14 +2934,14 @@ static int LoadLevel_MicroChunk(FILE *file, struct ElementFileConfig *config,
 
     ReadBytesFromFile(file, buffer, num_bytes);
 
-    for (i = 0; config[i].data_type != -1; i++)
+    for (i = 0; conf[i].data_type != -1; i++)
     {
-      if (config[i].element == element &&
-         config[i].conf_type == conf_type)
+      if (conf[i].element == element &&
+         conf[i].conf_type == conf_type)
       {
-       int data_type = config[i].data_type;
+       int data_type = conf[i].data_type;
        int num_entities = num_bytes / CONF_ENTITY_NUM_BYTES(data_type);
-       int max_num_entities = config[i].max_num_entities;
+       int max_num_entities = conf[i].max_num_entities;
 
        if (num_entities > max_num_entities)
        {
@@ -2527,13 +2952,13 @@ static int LoadLevel_MicroChunk(FILE *file, struct ElementFileConfig *config,
          num_entities = max_num_entities;
        }
 
-       *(int *)(config[i].num_entities) = num_entities;
+       *(int *)(conf[i].num_entities) = num_entities;
 
        element_found = TRUE;
 
        if (data_type == TYPE_STRING)
        {
-         char *string = (char *)(config[i].value);
+         char *string = (char *)(conf[i].value);
          int j;
 
          for (j = 0; j < max_num_entities; j++)
@@ -2541,7 +2966,7 @@ static int LoadLevel_MicroChunk(FILE *file, struct ElementFileConfig *config,
        }
        else if (data_type == TYPE_ELEMENT_LIST)
        {
-         int *element_array = (int *)(config[i].value);
+         int *element_array = (int *)(conf[i].value);
          int j;
 
          for (j = 0; j < num_entities; j++)
@@ -2550,7 +2975,7 @@ static int LoadLevel_MicroChunk(FILE *file, struct ElementFileConfig *config,
        }
        else if (data_type == TYPE_CONTENT_LIST)
        {
-         struct Content *content= (struct Content *)(config[i].value);
+         struct Content *content= (struct Content *)(conf[i].value);
          int c, x, y;
 
          for (c = 0; c < num_entities; c++)
@@ -2580,17 +3005,20 @@ static int LoadLevel_MicroChunk(FILE *file, struct ElementFileConfig *config,
     printf("::: - found single bytes\n");
 #endif
 
-    for (i = 0; config[i].data_type != -1; i++)
+    for (i = 0; conf[i].data_type != -1; i++)
     {
-      if (config[i].element == element &&
-         config[i].conf_type == conf_type)
+      if (conf[i].element == element &&
+         conf[i].conf_type == conf_type)
       {
-       int data_type = config[i].data_type;
+       int data_type = conf[i].data_type;
+
+       if (data_type == TYPE_ELEMENT)
+         value = getMappedElement(value);
 
        if (data_type == TYPE_BOOLEAN)
-         *(boolean *)(config[i].value) = value;
+         *(boolean *)(conf[i].value) = value;
        else
-         *(int *)    (config[i].value) = value;
+         *(int *)    (conf[i].value) = value;
 
        element_found = TRUE;
 
@@ -2602,12 +3030,64 @@ static int LoadLevel_MicroChunk(FILE *file, struct ElementFileConfig *config,
   }
 
   if (!element_found)
-    Error(ERR_WARN, "cannot load micro chunk value for element %d", element);
+  {
+    char *error_conf_chunk_bytes =
+      (byte_mask == CONF_MASK_1_BYTE ? "CONF_VALUE_8_BIT" :
+       byte_mask == CONF_MASK_2_BYTE ? "CONF_VALUE_16_BIT" :
+       byte_mask == CONF_MASK_4_BYTE ? "CONF_VALUE_32_BIT" :"CONF_VALUE_BYTES");
+    int error_conf_chunk_token = conf_type & CONF_MASK_TOKEN;
+    int error_element = real_element;
+
+    Error(ERR_WARN, "cannot load micro chunk '%s(%d)' value for element %d ['%s']",
+         error_conf_chunk_bytes, error_conf_chunk_token,
+         error_element, EL_NAME(error_element));
+  }
 
   return micro_chunk_size;
 }
 
+static int LoadLevel_INFO(FILE *file, int chunk_size, struct LevelInfo *level)
+{
+  int real_chunk_size = 0;
+
+  li = *level;         /* copy level data into temporary buffer */
+
+  while (!feof(file))
+  {
+    real_chunk_size += LoadLevel_MicroChunk(file, chunk_config_INFO, -1, -1);
+
+    if (real_chunk_size >= chunk_size)
+      break;
+  }
+
+  *level = li;         /* copy temporary buffer back to level data */
+
+  return real_chunk_size;
+}
+
 static int LoadLevel_CONF(FILE *file, int chunk_size, struct LevelInfo *level)
+{
+  int real_chunk_size = 0;
+
+  li = *level;         /* copy level data into temporary buffer */
+
+  while (!feof(file))
+  {
+    int element = getMappedElement(getFile16BitBE(file));
+
+    real_chunk_size += 2;
+    real_chunk_size += LoadLevel_MicroChunk(file, chunk_config_CONF,
+                                           element, element);
+    if (real_chunk_size >= chunk_size)
+      break;
+  }
+
+  *level = li;         /* copy temporary buffer back to level data */
+
+  return real_chunk_size;
+}
+
+static int LoadLevel_ELEM(FILE *file, int chunk_size, struct LevelInfo *level)
 {
   int real_chunk_size = 0;
 
@@ -2617,10 +3097,11 @@ static int LoadLevel_CONF(FILE *file, int chunk_size, struct LevelInfo *level)
 
   while (!feof(file))
   {
-    int element = getFile16BitBE(file);
+    int element = getMappedElement(getFile16BitBE(file));
 #if 1
     real_chunk_size += 2;
-    real_chunk_size += LoadLevel_MicroChunk(file, element_conf, element);
+    real_chunk_size += LoadLevel_MicroChunk(file, chunk_config_ELEM,
+                                           element, element);
 #else
     int conf_type = getFile8Bit(file);
     int byte_mask = conf_type & CONF_MASK_BYTES;
@@ -2640,14 +3121,14 @@ static int LoadLevel_CONF(FILE *file, int chunk_size, struct LevelInfo *level)
 
       ReadBytesFromFile(file, buffer, num_bytes);
 
-      for (i = 0; element_conf[i].data_type != -1; i++)
+      for (i = 0; chunk_config_ELEM[i].data_type != -1; i++)
       {
-       if (element_conf[i].element == element &&
-           element_conf[i].conf_type == conf_type)
+       if (chunk_config_ELEM[i].element == element &&
+           chunk_config_ELEM[i].conf_type == conf_type)
        {
-         int data_type = element_conf[i].data_type;
+         int data_type = chunk_config_ELEM[i].data_type;
          int num_entities = num_bytes / CONF_ENTITY_NUM_BYTES(data_type);
-         int max_num_entities = element_conf[i].max_num_entities;
+         int max_num_entities = chunk_config_ELEM[i].max_num_entities;
 
          if (num_entities > max_num_entities)
          {
@@ -2658,13 +3139,13 @@ static int LoadLevel_CONF(FILE *file, int chunk_size, struct LevelInfo *level)
            num_entities = max_num_entities;
          }
 
-         *(int *)(element_conf[i].num_entities) = num_entities;
+         *(int *)(chunk_config_ELEM[i].num_entities) = num_entities;
 
          element_found = TRUE;
 
          if (data_type == TYPE_ELEMENT_LIST)
          {
-           int *element_array = (int *)(element_conf[i].value);
+           int *element_array = (int *)(chunk_config_ELEM[i].value);
            int j;
 
            for (j = 0; j < num_entities; j++)
@@ -2673,7 +3154,7 @@ static int LoadLevel_CONF(FILE *file, int chunk_size, struct LevelInfo *level)
          }
          else if (data_type == TYPE_CONTENT_LIST)
          {
-           struct Content *content= (struct Content *)(element_conf[i].value);
+           struct Content *content= (struct Content *)(chunk_config_ELEM[i].value);
            int c, x, y;
 
            for (c = 0; c < num_entities; c++)
@@ -2699,17 +3180,17 @@ static int LoadLevel_CONF(FILE *file, int chunk_size, struct LevelInfo *level)
                   byte_mask == CONF_MASK_2_BYTE ? getFile16BitBE(file) :
                   byte_mask == CONF_MASK_4_BYTE ? getFile32BitBE(file) : 0);
 
-      for (i = 0; element_conf[i].data_type != -1; i++)
+      for (i = 0; chunk_config_ELEM[i].data_type != -1; i++)
       {
-       if (element_conf[i].element == element &&
-           element_conf[i].conf_type == conf_type)
+       if (chunk_config_ELEM[i].element == element &&
+           chunk_config_ELEM[i].conf_type == conf_type)
        {
-         int data_type = element_conf[i].data_type;
+         int data_type = chunk_config_ELEM[i].data_type;
 
          if (data_type == TYPE_BOOLEAN)
-           *(boolean *)(element_conf[i].value) = value;
+           *(boolean *)(chunk_config_ELEM[i].value) = value;
          else
-           *(int *)    (element_conf[i].value) = value;
+           *(int *)    (chunk_config_ELEM[i].value) = value;
 
          element_found = TRUE;
 
@@ -2728,13 +3209,8 @@ static int LoadLevel_CONF(FILE *file, int chunk_size, struct LevelInfo *level)
     *level = li;       /* copy temporary buffer back to level data */
 #endif
 
-#if 1
     if (real_chunk_size >= chunk_size)
       break;
-#else
-    if (conf_type == CONF_LAST_ENTRY || real_chunk_size >= chunk_size)
-      break;
-#endif
   }
 
 #if 1
@@ -2744,9 +3220,29 @@ static int LoadLevel_CONF(FILE *file, int chunk_size, struct LevelInfo *level)
   return real_chunk_size;
 }
 
+static int LoadLevel_NOTE(FILE *file, int chunk_size, struct LevelInfo *level)
+{
+  int element = getMappedElement(getFile16BitBE(file));
+  int envelope_nr = element - EL_ENVELOPE_1;
+  int real_chunk_size = 2;
+
+  while (!feof(file))
+  {
+    real_chunk_size += LoadLevel_MicroChunk(file, chunk_config_NOTE,
+                                           -1, element);
+
+    if (real_chunk_size >= chunk_size)
+      break;
+  }
+
+  level->envelope[envelope_nr] = xx_envelope;
+
+  return real_chunk_size;
+}
+
 static int LoadLevel_CUSX(FILE *file, int chunk_size, struct LevelInfo *level)
 {
-  int element = getFile16BitBE(file);
+  int element = getMappedElement(getFile16BitBE(file));
   int real_chunk_size = 2;
   struct ElementInfo *ei = &element_info[element];
   int i;
@@ -2761,7 +3257,8 @@ static int LoadLevel_CUSX(FILE *file, int chunk_size, struct LevelInfo *level)
 
   while (!feof(file))
   {
-    real_chunk_size += LoadLevel_MicroChunk(file, custom_element_conf, -1);
+    real_chunk_size += LoadLevel_MicroChunk(file, chunk_config_CUSX_base,
+                                           -1, element);
 
 #if 0
     printf("::: - real_chunk_size now %d\n", real_chunk_size);
@@ -2805,7 +3302,8 @@ static int LoadLevel_CUSX(FILE *file, int chunk_size, struct LevelInfo *level)
 
     resetEventBits();          /* reset bits; change page might have changed */
 
-    real_chunk_size += LoadLevel_MicroChunk(file,custom_element_change_conf,-1);
+    real_chunk_size += LoadLevel_MicroChunk(file, chunk_config_CUSX_change,
+                                           -1, element);
 
     *change = xx_change;
 
@@ -2820,7 +3318,7 @@ static int LoadLevel_CUSX(FILE *file, int chunk_size, struct LevelInfo *level)
 
 static int LoadLevel_GRPX(FILE *file, int chunk_size, struct LevelInfo *level)
 {
-  int element = getFile16BitBE(file);
+  int element = getMappedElement(getFile16BitBE(file));
   int real_chunk_size = 2;
   struct ElementInfo *ei = &element_info[element];
   struct ElementGroupInfo *group = ei->group;
@@ -2830,7 +3328,8 @@ static int LoadLevel_GRPX(FILE *file, int chunk_size, struct LevelInfo *level)
 
   while (!feof(file))
   {
-    real_chunk_size += LoadLevel_MicroChunk(file, group_element_conf, -1);
+    real_chunk_size += LoadLevel_MicroChunk(file, chunk_config_GRPX,
+                                           -1, element);
 
     if (real_chunk_size >= chunk_size)
       break;
@@ -2908,7 +3407,7 @@ static void LoadLevelFromFileInfo_RND(struct LevelInfo *level,
   if (level->file_version < FILE_VERSION_1_2)
   {
     /* level files from versions before 1.2.0 without chunk structure */
-    LoadLevel_HEAD(file, LEVEL_HEADER_SIZE,             level);
+    LoadLevel_HEAD(file, LEVEL_CHUNK_HEAD_SIZE,         level);
     LoadLevel_BODY(file, level->fieldx * level->fieldy, level);
   }
   else
@@ -2921,9 +3420,12 @@ static void LoadLevelFromFileInfo_RND(struct LevelInfo *level,
     }
     chunk_info[] =
     {
-      { "VERS", FILE_VERS_CHUNK_SIZE,  LoadLevel_VERS },
-      { "HEAD", LEVEL_HEADER_SIZE,     LoadLevel_HEAD },
-      { "AUTH", MAX_LEVEL_AUTHOR_LEN,  LoadLevel_AUTH },
+      { "VERS", LEVEL_CHUNK_VERS_SIZE, LoadLevel_VERS },
+      { "DATE", LEVEL_CHUNK_DATE_SIZE, LoadLevel_DATE },
+      { "HEAD", LEVEL_CHUNK_HEAD_SIZE, LoadLevel_HEAD },
+      { "NAME", LEVEL_CHUNK_NAME_SIZE, LoadLevel_NAME },
+      { "AUTH", LEVEL_CHUNK_AUTH_SIZE, LoadLevel_AUTH },
+      { "INFO", -1,                    LoadLevel_INFO },
       { "BODY", -1,                    LoadLevel_BODY },
       { "CONT", -1,                    LoadLevel_CONT },
       { "CNT2", LEVEL_CHUNK_CNT2_SIZE, LoadLevel_CNT2 },
@@ -2934,10 +3436,10 @@ static void LoadLevelFromFileInfo_RND(struct LevelInfo *level,
       { "CUS4", -1,                    LoadLevel_CUS4 },
       { "GRP1", -1,                    LoadLevel_GRP1 },
       { "CONF", -1,                    LoadLevel_CONF },
-#if 1
+      { "ELEM", -1,                    LoadLevel_ELEM },
+      { "NOTE", -1,                    LoadLevel_NOTE },
       { "CUSX", -1,                    LoadLevel_CUSX },
       { "GRPX", -1,                    LoadLevel_GRPX },
-#endif
 
       {  NULL,  0,                     NULL }
     };
@@ -3842,6 +4344,7 @@ void CopyNativeLevel_Native_to_RND(struct LevelInfo *level)
 static void LoadLevelFromFileStream_SP(FILE *file, struct LevelInfo *level,
                                       int nr)
 {
+  int initial_player_gravity;
   int num_special_ports;
   int i, x, y;
 
@@ -3875,7 +4378,10 @@ static void LoadLevelFromFileStream_SP(FILE *file, struct LevelInfo *level,
   ReadUnusedBytesFromFile(file, 4);    /* (not used by Supaplex engine) */
 
   /* initial gravity: 1 == "on", anything else (0) == "off" */
-  level->initial_gravity = (fgetc(file) == 1 ? TRUE : FALSE);
+  initial_player_gravity = (fgetc(file) == 1 ? TRUE : FALSE);
+
+  for (i = 0; i < MAX_PLAYERS; i++)
+    level->initial_player_gravity[i] = initial_player_gravity;
 
   ReadUnusedBytesFromFile(file, 1);    /* (not used by Supaplex engine) */
 
@@ -4237,6 +4743,8 @@ void LoadLevelFromFilename(struct LevelInfo *level, char *filename)
 
 static void LoadLevel_InitVersion(struct LevelInfo *level, char *filename)
 {
+  int i, j;
+
   if (leveldir_current == NULL)                /* only when dumping level */
     return;
 
@@ -4294,7 +4802,8 @@ static void LoadLevel_InitVersion(struct LevelInfo *level, char *filename)
 
   /* player was faster than enemies in 1.0.0 and before */
   if (level->file_version == FILE_VERSION_1_0)
-    level->initial_player_stepsize = STEPSIZE_FAST;
+    for (i = 0; i < MAX_PLAYERS; i++)
+      level->initial_player_stepsize[i] = STEPSIZE_FAST;
 
   /* default behaviour for EM style gems was "slippery" only in 2.0.1 */
   if (level->game_version == VERSION_IDENT(2,0,1,0))
@@ -4331,8 +4840,6 @@ static void LoadLevel_InitVersion(struct LevelInfo *level, char *filename)
   /* trigger settings did not exist before 3.1.0; set to default "any" */
   if (level->game_version < VERSION_IDENT(3,1,0,0))
   {
-    int i, j;
-
     /* correct "can move into acid" settings (all zero in old levels) */
 
     level->can_move_into_acid_bits = 0; /* nothing can move into acid */
@@ -4362,6 +4869,30 @@ static void LoadLevel_InitVersion(struct LevelInfo *level, char *filename)
       }
     }
   }
+
+#if 1
+  /* try to detect and fix "Snake Bite" levels, which are broken with 3.2.0 */
+  {
+    int element = EL_CUSTOM_START + 255;
+    struct ElementInfo *ei = &element_info[element];
+    struct ElementChangeInfo *change = &ei->change_page[0];
+
+    /* This is needed to fix a problem that was caused by a bugfix in function
+       game.c/CreateFieldExt() introduced with 3.2.0 that corrects the behaviour
+       when a custom element changes to EL_SOKOBAN_FIELD_PLAYER (before, it did
+       not replace walkable elements, but instead just placed the player on it,
+       without placing the Sokoban field under the player). Unfortunately, this
+       breaks "Snake Bite" style levels when the snake is halfway through a door
+       that just closes (the snake head is still alive and can be moved in this
+       case). This can be fixed by replacing the EL_SOKOBAN_FIELD_PLAYER by the
+       player (without Sokoban element) which then gets killed as designed). */
+
+    if ((strncmp(leveldir_current->identifier, "snake_bite", 10) == 0 ||
+        strncmp(ei->description, "pause b4 death", 14) == 0) &&
+       change->target_element == EL_SOKOBAN_FIELD_PLAYER)
+      change->target_element = EL_PLAYER_1;
+  }
+#endif
 }
 
 static void LoadLevel_InitElements(struct LevelInfo *level, char *filename)
@@ -4504,6 +5035,7 @@ static void LoadLevel_InitElements(struct LevelInfo *level, char *filename)
 
   /* initialize element properties for level editor etc. */
   InitElementPropertiesEngine(level->game_version);
+  InitElementPropertiesAfterLoading(level->game_version);
 }
 
 static void LoadLevel_InitPlayfield(struct LevelInfo *level, char *filename)
@@ -4578,12 +5110,28 @@ void LoadLevel(int nr)
   LoadLevel_InitNativeEngines(&level, filename);
 }
 
-static void SaveLevel_VERS(FILE *file, struct LevelInfo *level)
+static int SaveLevel_VERS(FILE *file, struct LevelInfo *level)
 {
-  putFileVersion(file, level->file_version);
-  putFileVersion(file, level->game_version);
+  int chunk_size = 0;
+
+  chunk_size += putFileVersion(file, level->file_version);
+  chunk_size += putFileVersion(file, level->game_version);
+
+  return chunk_size;
+}
+
+static int SaveLevel_DATE(FILE *file, struct LevelInfo *level)
+{
+  int chunk_size = 0;
+
+  chunk_size += putFile16BitBE(file, level->creation_date.year);
+  chunk_size += putFile8Bit(file,    level->creation_date.month);
+  chunk_size += putFile8Bit(file,    level->creation_date.day);
+
+  return chunk_size;
 }
 
+#if 0
 static void SaveLevel_HEAD(FILE *file, struct LevelInfo *level)
 {
   int i, x, y;
@@ -4631,27 +5179,59 @@ static void SaveLevel_HEAD(FILE *file, struct LevelInfo *level)
 
   putFile8Bit(file, level->game_engine_type);
 
-  WriteUnusedBytesToFile(file, LEVEL_HEADER_UNUSED);
+  WriteUnusedBytesToFile(file, LEVEL_CHUNK_HEAD_UNUSED);
+}
+#endif
+
+static int SaveLevel_NAME(FILE *file, struct LevelInfo *level)
+{
+  int chunk_size = 0;
+  int i;
+
+  for (i = 0; i < MAX_LEVEL_NAME_LEN; i++)
+    chunk_size += putFile8Bit(file, level->name[i]);
+
+  return chunk_size;
 }
 
-static void SaveLevel_AUTH(FILE *file, struct LevelInfo *level)
+static int SaveLevel_AUTH(FILE *file, struct LevelInfo *level)
 {
+  int chunk_size = 0;
   int i;
 
   for (i = 0; i < MAX_LEVEL_AUTHOR_LEN; i++)
-    putFile8Bit(file, level->author[i]);
+    chunk_size += putFile8Bit(file, level->author[i]);
+
+  return chunk_size;
 }
 
-static void SaveLevel_BODY(FILE *file, struct LevelInfo *level)
+#if 0
+static int SaveLevel_BODY(FILE *file, struct LevelInfo *level)
 {
+  int chunk_size = 0;
   int x, y;
 
   for (y = 0; y < level->fieldy; y++) 
     for (x = 0; x < level->fieldx; x++) 
       if (level->encoding_16bit_field)
-       putFile16BitBE(file, level->field[x][y]);
+       chunk_size += putFile16BitBE(file, level->field[x][y]);
       else
-       putFile8Bit(file, level->field[x][y]);
+       chunk_size += putFile8Bit(file, level->field[x][y]);
+
+  return chunk_size;
+}
+#endif
+
+static int SaveLevel_BODY(FILE *file, struct LevelInfo *level)
+{
+  int chunk_size = 0;
+  int x, y;
+
+  for (y = 0; y < level->fieldy; y++) 
+    for (x = 0; x < level->fieldx; x++) 
+      chunk_size += putFile16BitBE(file, level->field[x][y]);
+
+  return chunk_size;
 }
 
 #if 0
@@ -4674,6 +5254,7 @@ static void SaveLevel_CONT(FILE *file, struct LevelInfo *level)
 }
 #endif
 
+#if 0
 static void SaveLevel_CNT2(FILE *file, struct LevelInfo *level, int element)
 {
   int i, x, y;
@@ -4724,23 +5305,30 @@ static void SaveLevel_CNT2(FILE *file, struct LevelInfo *level, int element)
       for (x = 0; x < 3; x++)
        putFile16BitBE(file, content_array[i][x][y]);
 }
+#endif
 
-static void SaveLevel_CNT3(FILE *file, struct LevelInfo *level, int element)
+#if 0
+static int SaveLevel_CNT3(FILE *file, struct LevelInfo *level, int element)
 {
-  int i;
   int envelope_nr = element - EL_ENVELOPE_1;
   int envelope_len = strlen(level->envelope_text[envelope_nr]) + 1;
+  int chunk_size = 0;
+  int i;
 
-  putFile16BitBE(file, element);
-  putFile16BitBE(file, envelope_len);
-  putFile8Bit(file, level->envelope_xsize[envelope_nr]);
-  putFile8Bit(file, level->envelope_ysize[envelope_nr]);
+  chunk_size += putFile16BitBE(file, element);
+  chunk_size += putFile16BitBE(file, envelope_len);
+  chunk_size += putFile8Bit(file, level->envelope_xsize[envelope_nr]);
+  chunk_size += putFile8Bit(file, level->envelope_ysize[envelope_nr]);
 
   WriteUnusedBytesToFile(file, LEVEL_CHUNK_CNT3_UNUSED);
+  chunk_size += LEVEL_CHUNK_CNT3_UNUSED;
 
   for (i = 0; i < envelope_len; i++)
-    putFile8Bit(file, level->envelope_text[envelope_nr][i]);
+    chunk_size += putFile8Bit(file, level->envelope_text[envelope_nr][i]);
+
+  return chunk_size;
 }
+#endif
 
 #if 0
 static void SaveLevel_CUS1(FILE *file, struct LevelInfo *level,
@@ -5052,8 +5640,10 @@ static void SaveLevel_GRP1(FILE *file, struct LevelInfo *level, int element)
 }
 #endif
 
-static int SaveLevel_MicroChunk(FILE *file, struct ElementFileConfig *entry)
+static int SaveLevel_MicroChunk(FILE *file, struct LevelFileConfigInfo *entry,
+                               boolean write_element)
 {
+  int save_type = entry->save_type;
   int data_type = entry->data_type;
   int conf_type = entry->conf_type;
   int byte_mask = conf_type & CONF_MASK_BYTES;
@@ -5072,10 +5662,12 @@ static int SaveLevel_MicroChunk(FILE *file, struct ElementFileConfig *entry)
     if (value != default_value)
       modified = TRUE;
 
-    if (!modified)             /* do not save unmodified default settings */
+    /* do not save if explicitly told or if unmodified default settings */
+    if ((save_type == SAVE_CONF_NEVER) ||
+       (save_type == SAVE_CONF_WHEN_CHANGED && !modified))
       return 0;
 
-    if (element != -1)
+    if (write_element)
       num_bytes += putFile16BitBE(file, element);
 
     num_bytes += putFile8Bit(file, conf_type);
@@ -5083,8 +5675,6 @@ static int SaveLevel_MicroChunk(FILE *file, struct ElementFileConfig *entry)
                  byte_mask == CONF_MASK_2_BYTE ? putFile16BitBE(file, value) :
                  byte_mask == CONF_MASK_4_BYTE ? putFile32BitBE(file, value) :
                  0);
-
-    return num_bytes;
   }
   else if (data_type == TYPE_STRING)
   {
@@ -5097,10 +5687,12 @@ static int SaveLevel_MicroChunk(FILE *file, struct ElementFileConfig *entry)
     if (!strEqual(string, default_string))
       modified = TRUE;
 
-    if (!modified)             /* do not save unmodified default settings */
+    /* do not save if explicitly told or if unmodified default settings */
+    if ((save_type == SAVE_CONF_NEVER) ||
+       (save_type == SAVE_CONF_WHEN_CHANGED && !modified))
       return 0;
 
-    if (element != -1)
+    if (write_element)
       num_bytes += putFile16BitBE(file, element);
 
     num_bytes += putFile8Bit(file, conf_type);
@@ -5108,8 +5700,6 @@ static int SaveLevel_MicroChunk(FILE *file, struct ElementFileConfig *entry)
 
     for (i = 0; i < string_length; i++)
       num_bytes += putFile8Bit(file, string[i]);
-
-    return num_bytes;
   }
   else if (data_type == TYPE_ELEMENT_LIST)
   {
@@ -5122,10 +5712,12 @@ static int SaveLevel_MicroChunk(FILE *file, struct ElementFileConfig *entry)
       if (element_array[i] != default_value)
        modified = TRUE;
 
-    if (!modified)             /* do not save unmodified default settings */
+    /* do not save if explicitly told or if unmodified default settings */
+    if ((save_type == SAVE_CONF_NEVER) ||
+       (save_type == SAVE_CONF_WHEN_CHANGED && !modified))
       return 0;
 
-    if (element != -1)
+    if (write_element)
       num_bytes += putFile16BitBE(file, element);
 
     num_bytes += putFile8Bit(file, conf_type);
@@ -5133,8 +5725,6 @@ static int SaveLevel_MicroChunk(FILE *file, struct ElementFileConfig *entry)
 
     for (i = 0; i < num_elements; i++)
       num_bytes += putFile16BitBE(file, element_array[i]);
-
-    return num_bytes;
   }
   else if (data_type == TYPE_CONTENT_LIST)
   {
@@ -5149,10 +5739,12 @@ static int SaveLevel_MicroChunk(FILE *file, struct ElementFileConfig *entry)
          if (content[i].e[x][y] != default_value)
            modified = TRUE;
 
-    if (!modified)             /* do not save unmodified default settings */
+    /* do not save if explicitly told or if unmodified default settings */
+    if ((save_type == SAVE_CONF_NEVER) ||
+       (save_type == SAVE_CONF_WHEN_CHANGED && !modified))
       return 0;
 
-    if (element != -1)
+    if (write_element)
       num_bytes += putFile16BitBE(file, element);
 
     num_bytes += putFile8Bit(file, conf_type);
@@ -5162,17 +5754,15 @@ static int SaveLevel_MicroChunk(FILE *file, struct ElementFileConfig *entry)
       for (y = 0; y < 3; y++)
        for (x = 0; x < 3; x++)
          num_bytes += putFile16BitBE(file, content[i].e[x][y]);
-
-    return num_bytes;
   }
 
-  return 0;
+  return num_bytes;
 }
 
 #if 0
 
 static int SaveLevel_MicroChunk_SingleValue(FILE *file,
-                                           struct ElementFileConfig *entry)
+                                           struct LevelFileConfigInfo *entry)
 {
   int default_value = entry->default_value;
   int element = entry->element;
@@ -5210,7 +5800,7 @@ static int SaveLevel_MicroChunk_SingleValue(FILE *file,
 }
 
 static int SaveLevel_MicroChunk_ElementList(FILE *file,
-                                           struct ElementFileConfig *entry)
+                                           struct LevelFileConfigInfo *entry)
 {
   int *element_array = (int *)(entry->value);
   int num_elements = *(int *)(entry->num_entities);
@@ -5242,7 +5832,7 @@ static int SaveLevel_MicroChunk_ElementList(FILE *file,
 }
 
 static int SaveLevel_MicroChunk_ContentList(FILE *file,
-                                           struct ElementFileConfig *entry)
+                                           struct LevelFileConfigInfo *entry)
 {
   struct Content *content = (struct Content *)(entry->value);
   int num_contents = *(int *)(entry->num_entities);
@@ -5279,35 +5869,65 @@ static int SaveLevel_MicroChunk_ContentList(FILE *file,
 
 #endif
 
-static int SaveLevel_CONF(FILE *file, struct LevelInfo *level)
+static int SaveLevel_INFO(FILE *file, struct LevelInfo *level)
 {
   int chunk_size = 0;
   int i;
 
   li = *level;         /* copy level data into temporary buffer */
 
-  for (i = 0; element_conf[i].data_type != -1; i++)
+  for (i = 0; chunk_config_INFO[i].data_type != -1; i++)
+    chunk_size += SaveLevel_MicroChunk(file, &chunk_config_INFO[i], FALSE);
+
+  return chunk_size;
+}
+
+static int SaveLevel_ELEM(FILE *file, struct LevelInfo *level)
+{
+  int chunk_size = 0;
+  int i;
+
+  li = *level;         /* copy level data into temporary buffer */
+
+  for (i = 0; chunk_config_ELEM[i].data_type != -1; i++)
   {
 #if 1
-    chunk_size += SaveLevel_MicroChunk(file, &element_conf[i]);
+    chunk_size += SaveLevel_MicroChunk(file, &chunk_config_ELEM[i], TRUE);
 #else
-    struct ElementFileConfig *config = &element_conf[i];
-    int data_type = config->data_type;
-    int conf_type = config->conf_type;
+    struct LevelFileConfigInfo *conf = &chunk_config_ELEM[i];
+    int data_type = conf->data_type;
+    int conf_type = conf->conf_type;
     int byte_mask = conf_type & CONF_MASK_BYTES;
 
     if (byte_mask != CONF_MASK_MULTI_BYTES)
-      chunk_size += SaveLevel_MicroChunk_SingleValue(file, config);
+      chunk_size += SaveLevel_MicroChunk_SingleValue(file, conf);
     else if (data_type == TYPE_ELEMENT_LIST)
-      chunk_size += SaveLevel_MicroChunk_ElementList(file, config);
+      chunk_size += SaveLevel_MicroChunk_ElementList(file, conf);
     else if (data_type == TYPE_CONTENT_LIST)
-      chunk_size += SaveLevel_MicroChunk_ContentList(file, config);
+      chunk_size += SaveLevel_MicroChunk_ContentList(file, conf);
 #endif
   }
 
   return chunk_size;
 }
 
+static int SaveLevel_NOTE(FILE *file, struct LevelInfo *level, int element)
+{
+  int envelope_nr = element - EL_ENVELOPE_1;
+  int chunk_size = 0;
+  int i;
+
+  chunk_size += putFile16BitBE(file, element);
+
+  /* copy envelope data into temporary buffer */
+  xx_envelope = level->envelope[envelope_nr];
+
+  for (i = 0; chunk_config_NOTE[i].data_type != -1; i++)
+    chunk_size += SaveLevel_MicroChunk(file, &chunk_config_NOTE[i], FALSE);
+
+  return chunk_size;
+}
+
 static int SaveLevel_CUSX(FILE *file, struct LevelInfo *level, int element)
 {
   struct ElementInfo *ei = &element_info[element];
@@ -5328,8 +5948,8 @@ static int SaveLevel_CUSX(FILE *file, struct LevelInfo *level, int element)
   printf("::: - element config\n");
 #endif
 
-  for (i = 0; custom_element_conf[i].data_type != -1; i++)
-    chunk_size += SaveLevel_MicroChunk(file, &custom_element_conf[i]);
+  for (i = 0; chunk_config_CUSX_base[i].data_type != -1; i++)
+    chunk_size += SaveLevel_MicroChunk(file, &chunk_config_CUSX_base[i], FALSE);
 
 #if 0
   printf("::: - change pages\n");
@@ -5353,8 +5973,9 @@ static int SaveLevel_CUSX(FILE *file, struct LevelInfo *level, int element)
     resetEventBits();
     setEventBitsFromEventFlags(change);
 
-    for (j = 0; custom_element_change_conf[j].data_type != -1; j++)
-      chunk_size += SaveLevel_MicroChunk(file, &custom_element_change_conf[j]);
+    for (j = 0; chunk_config_CUSX_change[j].data_type != -1; j++)
+      chunk_size += SaveLevel_MicroChunk(file, &chunk_config_CUSX_change[j],
+                                        FALSE);
 
 #if 0
     if (element == EL_CUSTOM_START)
@@ -5381,16 +6002,20 @@ static int SaveLevel_GRPX(FILE *file, struct LevelInfo *level, int element)
   /* set default description string for this specific element */
   strcpy(xx_default_description, getDefaultElementDescription(ei));
 
-  for (i = 0; group_element_conf[i].data_type != -1; i++)
-    chunk_size += SaveLevel_MicroChunk(file, &group_element_conf[i]);
+  for (i = 0; chunk_config_GRPX[i].data_type != -1; i++)
+    chunk_size += SaveLevel_MicroChunk(file, &chunk_config_GRPX[i], FALSE);
 
   return chunk_size;
 }
 
 static void SaveLevelFromFilename(struct LevelInfo *level, char *filename)
 {
-  int body_chunk_size, conf_chunk_size;
+  int chunk_size;
+#if 1
+  int i;
+#else
   int i, x, y;
+#endif
   FILE *file;
 
   if (!(file = fopen(filename, MODE_WRITE)))
@@ -5402,13 +6027,18 @@ static void SaveLevelFromFilename(struct LevelInfo *level, char *filename)
   level->file_version = FILE_VERSION_ACTUAL;
   level->game_version = GAME_VERSION_ACTUAL;
 
+  level->creation_date = getCurrentDate();
+
+#if 0
   /* check level field for 16-bit elements */
   level->encoding_16bit_field = FALSE;
   for (y = 0; y < level->fieldy; y++) 
     for (x = 0; x < level->fieldx; x++) 
       if (level->field[x][y] > 255)
        level->encoding_16bit_field = TRUE;
+#endif
 
+#if 0
   /* check yamyam content for 16-bit elements */
   level->encoding_16bit_yamyam = FALSE;
   for (i = 0; i < level->num_yamyam_contents; i++)
@@ -5416,31 +6046,54 @@ static void SaveLevelFromFilename(struct LevelInfo *level, char *filename)
       for (x = 0; x < 3; x++)
        if (level->yamyam_content[i].e[x][y] > 255)
          level->encoding_16bit_yamyam = TRUE;
+#endif
 
+#if 0
   /* check amoeba content for 16-bit elements */
   level->encoding_16bit_amoeba = FALSE;
   if (level->amoeba_content > 255)
     level->encoding_16bit_amoeba = TRUE;
+#endif
 
+#if 0
   /* calculate size of "BODY" chunk */
   body_chunk_size =
     level->fieldx * level->fieldy * (level->encoding_16bit_field ? 2 : 1);
+#endif
 
   putFileChunkBE(file, "RND1", CHUNK_SIZE_UNDEFINED);
   putFileChunkBE(file, "CAVE", CHUNK_SIZE_NONE);
 
-  putFileChunkBE(file, "VERS", FILE_VERS_CHUNK_SIZE);
+  chunk_size = SaveLevel_VERS(NULL, level);
+  putFileChunkBE(file, "VERS", chunk_size);
   SaveLevel_VERS(file, level);
 
-  putFileChunkBE(file, "HEAD", LEVEL_HEADER_SIZE);
+  chunk_size = SaveLevel_DATE(NULL, level);
+  putFileChunkBE(file, "DATE", chunk_size);
+  SaveLevel_DATE(file, level);
+
+#if 0
+  putFileChunkBE(file, "HEAD", LEVEL_CHUNK_HEAD_SIZE);
   SaveLevel_HEAD(file, level);
+#endif
+
+  chunk_size = SaveLevel_NAME(NULL, level);
+  putFileChunkBE(file, "NAME", chunk_size);
+  SaveLevel_NAME(file, level);
 
-  putFileChunkBE(file, "AUTH", MAX_LEVEL_AUTHOR_LEN);
+  chunk_size = SaveLevel_AUTH(NULL, level);
+  putFileChunkBE(file, "AUTH", chunk_size);
   SaveLevel_AUTH(file, level);
 
-  putFileChunkBE(file, "BODY", body_chunk_size);
+  chunk_size = SaveLevel_INFO(NULL, level);
+  putFileChunkBE(file, "INFO", chunk_size);
+  SaveLevel_INFO(file, level);
+
+  chunk_size = SaveLevel_BODY(NULL, level);
+  putFileChunkBE(file, "BODY", chunk_size);
   SaveLevel_BODY(file, level);
 
+#if 0
   if (level->encoding_16bit_yamyam ||
       level->num_yamyam_contents != STD_ELEMENT_CONTENTS)
   {
@@ -5453,7 +6106,9 @@ static void SaveLevelFromFilename(struct LevelInfo *level, char *filename)
     putFileChunkBE(file, "CNT2", LEVEL_CHUNK_CNT2_SIZE);
     SaveLevel_CNT2(file, level, EL_BD_AMOEBA);
   }
+#endif
 
+#if 0
   /* check for envelope content */
   for (i = 0; i < 4; i++)
   {
@@ -5465,11 +6120,12 @@ static void SaveLevelFromFilename(struct LevelInfo *level, char *filename)
       SaveLevel_CNT3(file, level, EL_ENVELOPE_1 + i);
     }
   }
+#endif
 
+#if 0
   /* if not using template level, check for non-default custom/group elements */
   if (!level->use_custom_template)
   {
-#if 0
     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
     {
       int element = EL_CUSTOM_START + i;
@@ -5493,40 +6149,42 @@ static void SaveLevelFromFilename(struct LevelInfo *level, char *filename)
        SaveLevel_GRP1(file, level, element);
       }
     }
-#endif
   }
+#endif
 
-  conf_chunk_size = SaveLevel_CONF(NULL, level);
+  chunk_size = SaveLevel_ELEM(NULL, level);
+  if (chunk_size > LEVEL_CHUNK_ELEM_UNCHANGED)         /* save if changed */
+  {
+    putFileChunkBE(file, "ELEM", chunk_size);
+    SaveLevel_ELEM(file, level);
+  }
 
-  /* check if non-default element settings need to be saved */
-  if (conf_chunk_size > 0)
+#if 1
+  for (i = 0; i < NUM_ENVELOPES; i++)
   {
-    putFileChunkBE(file, "CONF", conf_chunk_size);
-    SaveLevel_CONF(file, level);
+    int element = EL_ENVELOPE_1 + i;
+
+    chunk_size = SaveLevel_NOTE(NULL, level, element);
+    if (chunk_size > LEVEL_CHUNK_NOTE_UNCHANGED)       /* save if changed */
+    {
+      putFileChunkBE(file, "NOTE", chunk_size);
+      SaveLevel_NOTE(file, level, element);
+    }
   }
+#endif
 
+#if 1
   /* if not using template level, check for non-default custom/group elements */
   if (!level->use_custom_template)
   {
-    /* (element number, number of change pages, change page number) */
-    int cusx_chunk_size_no_changes = (2) + (1 + 1) + (1 + 1);
-    /* (element number only) */
-    int grpx_chunk_size_no_changes = (2);
-
-#if 1
     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
     {
       int element = EL_CUSTOM_START + i;
-      int cusx_chunk_size = SaveLevel_CUSX(NULL, level, element);
 
-      /* check if non-default element settings need to be saved */
-      if (cusx_chunk_size > cusx_chunk_size_no_changes)
+      chunk_size = SaveLevel_CUSX(NULL, level, element);
+      if (chunk_size > LEVEL_CHUNK_CUSX_UNCHANGED)     /* save if changed */
       {
-#if 1
-       printf("::: SAVING CE %d\n", i + 1);
-#endif
-
-       putFileChunkBE(file, "CUSX", cusx_chunk_size);
+       putFileChunkBE(file, "CUSX", chunk_size);
        SaveLevel_CUSX(file, level, element);
       }
     }
@@ -5534,21 +6192,16 @@ static void SaveLevelFromFilename(struct LevelInfo *level, char *filename)
     for (i = 0; i < NUM_GROUP_ELEMENTS; i++)
     {
       int element = EL_GROUP_START + i;
-      int grpx_chunk_size = SaveLevel_GRPX(NULL, level, element);
 
-      /* check if non-default element settings need to be saved */
-      if (grpx_chunk_size > grpx_chunk_size_no_changes)
+      chunk_size = SaveLevel_GRPX(NULL, level, element);
+      if (chunk_size > LEVEL_CHUNK_GRPX_UNCHANGED)     /* save if changed */
       {
-#if 1
-       printf("::: SAVING GE %d\n", i + 1);
-#endif
-
-       putFileChunkBE(file, "GRPX", grpx_chunk_size);
+       putFileChunkBE(file, "GRPX", chunk_size);
        SaveLevel_GRPX(file, level, element);
       }
     }
-#endif
   }
+#endif
 
   fclose(file);
 
@@ -5598,8 +6251,12 @@ void DumpLevel(struct LevelInfo *level)
   printf("\n");
   printf("Amoeba speed: %d\n", level->amoeba_speed);
   printf("\n");
+
+#if 0
   printf("Initial gravity:             %s\n", (level->initial_gravity ? "yes" : "no"));
   printf("Initial player stepsize:     %d\n", level->initial_player_stepsize);
+#endif
+
   printf("EM style slippery gems:      %s\n", (level->em_slippery_gems ? "yes" : "no"));
   printf("Player blocks last field:    %s\n", (level->block_last_field ? "yes" : "no"));
   printf("SP player blocks last field: %s\n", (level->sp_block_last_field ? "yes" : "no"));
@@ -5675,7 +6332,7 @@ static int LoadTape_HEAD(FILE *file, int chunk_size, struct TapeInfo *tape)
       }
     }
 
-    ReadUnusedBytesFromFile(file, TAPE_HEADER_UNUSED);
+    ReadUnusedBytesFromFile(file, TAPE_CHUNK_HEAD_UNUSED);
 
     engine_version = getFileVersion(file);
     if (engine_version > 0)
@@ -5855,8 +6512,8 @@ void LoadTapeFromFilename(char *filename)
   if (tape.file_version < FILE_VERSION_1_2)
   {
     /* tape files from versions before 1.2.0 without chunk structure */
-    LoadTape_HEAD(file, TAPE_HEADER_SIZE, &tape);
-    LoadTape_BODY(file, 2 * tape.length,  &tape);
+    LoadTape_HEAD(file, TAPE_CHUNK_HEAD_SIZE, &tape);
+    LoadTape_BODY(file, 2 * tape.length,      &tape);
   }
   else
   {
@@ -5868,8 +6525,8 @@ void LoadTapeFromFilename(char *filename)
     }
     chunk_info[] =
     {
-      { "VERS", FILE_VERS_CHUNK_SIZE,  LoadTape_VERS },
-      { "HEAD", TAPE_HEADER_SIZE,      LoadTape_HEAD },
+      { "VERS", TAPE_CHUNK_VERS_SIZE,  LoadTape_VERS },
+      { "HEAD", TAPE_CHUNK_HEAD_SIZE,  LoadTape_HEAD },
       { "INFO", -1,                    LoadTape_INFO },
       { "BODY", -1,                    LoadTape_BODY },
       {  NULL,  0,                     NULL }
@@ -5919,6 +6576,7 @@ void LoadTapeFromFilename(char *filename)
   tape.length_seconds = GetTapeLength();
 
 #if 0
+  printf("::: tape file version: %d\n", tape.file_version);
   printf("::: tape game version: %d\n", tape.game_version);
   printf("::: tape engine version: %d\n", tape.engine_version);
 #endif
@@ -5961,7 +6619,7 @@ static void SaveTape_HEAD(FILE *file, struct TapeInfo *tape)
   putFile8Bit(file, store_participating_players);
 
   /* unused bytes not at the end here for 4-byte alignment of engine_version */
-  WriteUnusedBytesToFile(file, TAPE_HEADER_UNUSED);
+  WriteUnusedBytesToFile(file, TAPE_CHUNK_HEAD_UNUSED);
 
   putFileVersion(file, tape->engine_version);
 }
@@ -6033,10 +6691,10 @@ void SaveTape(int nr)
   putFileChunkBE(file, "RND1", CHUNK_SIZE_UNDEFINED);
   putFileChunkBE(file, "TAPE", CHUNK_SIZE_NONE);
 
-  putFileChunkBE(file, "VERS", FILE_VERS_CHUNK_SIZE);
+  putFileChunkBE(file, "VERS", TAPE_CHUNK_VERS_SIZE);
   SaveTape_VERS(file, &tape);
 
-  putFileChunkBE(file, "HEAD", TAPE_HEADER_SIZE);
+  putFileChunkBE(file, "HEAD", TAPE_CHUNK_HEAD_SIZE);
   SaveTape_HEAD(file, &tape);
 
   putFileChunkBE(file, "INFO", info_chunk_size);
@@ -6217,19 +6875,20 @@ void SaveScore(int nr)
 #define SETUP_TOKEN_SKIP_LEVELS                        14
 #define SETUP_TOKEN_TIME_LIMIT                 15
 #define SETUP_TOKEN_FULLSCREEN                 16
-#define SETUP_TOKEN_ASK_ON_ESCAPE              17
-#define SETUP_TOKEN_ASK_ON_ESCAPE_EDITOR       18
-#define SETUP_TOKEN_QUICK_SWITCH               19
-#define SETUP_TOKEN_INPUT_ON_FOCUS             20
-#define SETUP_TOKEN_PREFER_AGA_GRAPHICS                21
-#define SETUP_TOKEN_GRAPHICS_SET               22
-#define SETUP_TOKEN_SOUNDS_SET                 23
-#define SETUP_TOKEN_MUSIC_SET                  24
-#define SETUP_TOKEN_OVERRIDE_LEVEL_GRAPHICS    25
-#define SETUP_TOKEN_OVERRIDE_LEVEL_SOUNDS      26
-#define SETUP_TOKEN_OVERRIDE_LEVEL_MUSIC       27
-
-#define NUM_GLOBAL_SETUP_TOKENS                        28
+#define SETUP_TOKEN_FULLSCREEN_MODE            17
+#define SETUP_TOKEN_ASK_ON_ESCAPE              18
+#define SETUP_TOKEN_ASK_ON_ESCAPE_EDITOR       19
+#define SETUP_TOKEN_QUICK_SWITCH               20
+#define SETUP_TOKEN_INPUT_ON_FOCUS             21
+#define SETUP_TOKEN_PREFER_AGA_GRAPHICS                22
+#define SETUP_TOKEN_GRAPHICS_SET               23
+#define SETUP_TOKEN_SOUNDS_SET                 24
+#define SETUP_TOKEN_MUSIC_SET                  25
+#define SETUP_TOKEN_OVERRIDE_LEVEL_GRAPHICS    26
+#define SETUP_TOKEN_OVERRIDE_LEVEL_SOUNDS      27
+#define SETUP_TOKEN_OVERRIDE_LEVEL_MUSIC       28
+
+#define NUM_GLOBAL_SETUP_TOKENS                        29
 
 /* editor setup */
 #define SETUP_TOKEN_EDITOR_EL_BOULDERDASH      0
@@ -6245,9 +6904,11 @@ void SaveScore(int nr)
 #define SETUP_TOKEN_EDITOR_EL_HEADLINES                10
 #define SETUP_TOKEN_EDITOR_EL_USER_DEFINED     11
 #define SETUP_TOKEN_EDITOR_EL_DYNAMIC          12
-#define SETUP_TOKEN_EDITOR_SHOW_ELEMENT_TOKEN  13
+#define SETUP_TOKEN_EDITOR_EL_BY_GAME          13
+#define SETUP_TOKEN_EDITOR_EL_BY_TYPE          14
+#define SETUP_TOKEN_EDITOR_SHOW_ELEMENT_TOKEN  15
 
-#define NUM_EDITOR_SETUP_TOKENS                        14
+#define NUM_EDITOR_SETUP_TOKENS                        16
 
 /* editor cascade setup */
 #define SETUP_TOKEN_EDITOR_CASCADE_BD          0
@@ -6261,8 +6922,8 @@ void SaveScore(int nr)
 #define SETUP_TOKEN_EDITOR_CASCADE_TEXT                8
 #define SETUP_TOKEN_EDITOR_CASCADE_CE          9
 #define SETUP_TOKEN_EDITOR_CASCADE_GE          10
-#define SETUP_TOKEN_EDITOR_CASCADE_USER                11
-#define SETUP_TOKEN_EDITOR_CASCADE_GENERIC     12
+#define SETUP_TOKEN_EDITOR_CASCADE_REF         11
+#define SETUP_TOKEN_EDITOR_CASCADE_USER                12
 #define SETUP_TOKEN_EDITOR_CASCADE_DYNAMIC     13
 
 #define NUM_EDITOR_CASCADE_SETUP_TOKENS                14
@@ -6338,6 +6999,7 @@ static struct TokenInfo global_setup_tokens[] =
   { TYPE_SWITCH, &si.skip_levels,      "skip_levels"                   },
   { TYPE_SWITCH, &si.time_limit,       "time_limit"                    },
   { TYPE_SWITCH, &si.fullscreen,       "fullscreen"                    },
+  { TYPE_STRING, &si.fullscreen_mode,  "fullscreen_mode"               },
   { TYPE_SWITCH, &si.ask_on_escape,    "ask_on_escape"                 },
   { TYPE_SWITCH, &si.ask_on_escape_editor, "ask_on_escape_editor"      },
   { TYPE_SWITCH, &si.quick_switch,     "quick_player_switch"           },
@@ -6351,8 +7013,19 @@ static struct TokenInfo global_setup_tokens[] =
   { TYPE_SWITCH, &si.override_level_music,    "override_level_music"   },
 };
 
+static boolean not_used = FALSE;
 static struct TokenInfo editor_setup_tokens[] =
 {
+#if 1
+  { TYPE_SWITCH, &not_used,            "editor.el_boulderdash"         },
+  { TYPE_SWITCH, &not_used,            "editor.el_emerald_mine"        },
+  { TYPE_SWITCH, &not_used,            "editor.el_emerald_mine_club"   },
+  { TYPE_SWITCH, &not_used,            "editor.el_more"                },
+  { TYPE_SWITCH, &not_used,            "editor.el_sokoban"             },
+  { TYPE_SWITCH, &not_used,            "editor.el_supaplex"            },
+  { TYPE_SWITCH, &not_used,            "editor.el_diamond_caves"       },
+  { TYPE_SWITCH, &not_used,            "editor.el_dx_boulderdash"      },
+#else
   { TYPE_SWITCH, &sei.el_boulderdash,  "editor.el_boulderdash"         },
   { TYPE_SWITCH, &sei.el_emerald_mine, "editor.el_emerald_mine"        },
   { TYPE_SWITCH, &sei.el_emerald_mine_club,"editor.el_emerald_mine_club"},
@@ -6361,11 +7034,18 @@ static struct TokenInfo editor_setup_tokens[] =
   { TYPE_SWITCH, &sei.el_supaplex,     "editor.el_supaplex"            },
   { TYPE_SWITCH, &sei.el_diamond_caves,        "editor.el_diamond_caves"       },
   { TYPE_SWITCH, &sei.el_dx_boulderdash,"editor.el_dx_boulderdash"     },
+#endif
   { TYPE_SWITCH, &sei.el_chars,                "editor.el_chars"               },
   { TYPE_SWITCH, &sei.el_custom,       "editor.el_custom"              },
+#if 1
+  { TYPE_SWITCH, &not_used,            "editor.el_headlines"           },
+#else
   { TYPE_SWITCH, &sei.el_headlines,    "editor.el_headlines"           },
+#endif
   { TYPE_SWITCH, &sei.el_user_defined, "editor.el_user_defined"        },
   { TYPE_SWITCH, &sei.el_dynamic,      "editor.el_dynamic"             },
+  { TYPE_SWITCH, &sei.el_by_game,      "editor.el_by_game"             },
+  { TYPE_SWITCH, &sei.el_by_type,      "editor.el_by_type"             },
   { TYPE_SWITCH, &sei.show_element_token,"editor.show_element_token"   },
 };
 
@@ -6382,6 +7062,7 @@ static struct TokenInfo editor_cascade_setup_tokens[] =
   { TYPE_SWITCH, &seci.el_chars,       "editor.cascade.el_chars"       },
   { TYPE_SWITCH, &seci.el_ce,          "editor.cascade.el_ce"          },
   { TYPE_SWITCH, &seci.el_ge,          "editor.cascade.el_ge"          },
+  { TYPE_SWITCH, &seci.el_ref,         "editor.cascade.el_ref"         },
   { TYPE_SWITCH, &seci.el_user,                "editor.cascade.el_user"        },
   { TYPE_SWITCH, &seci.el_dynamic,     "editor.cascade.el_dynamic"     },
 };
@@ -6468,6 +7149,7 @@ static void setSetupInfoToDefaults(struct SetupInfo *si)
   si->skip_levels = TRUE;
   si->time_limit = TRUE;
   si->fullscreen = FALSE;
+  si->fullscreen_mode = getStringCopy(DEFAULT_FULLSCREEN_MODE);
   si->ask_on_escape = TRUE;
   si->ask_on_escape_editor = TRUE;
   si->quick_switch = FALSE;
@@ -6548,6 +7230,7 @@ static void setSetupInfoToDefaults_EditorCascade(struct SetupInfo *si)
   si->editor_cascade.el_chars  = FALSE;
   si->editor_cascade.el_ce     = FALSE;
   si->editor_cascade.el_ge     = FALSE;
+  si->editor_cascade.el_ref    = FALSE;
   si->editor_cascade.el_user   = FALSE;
   si->editor_cascade.el_dynamic        = FALSE;
 }
@@ -6774,7 +7457,7 @@ void SaveSetup_EditorCascade()
 
   seci = setup.editor_cascade;
   fprintf(file, "\n");
-  for (i = 0; i < NUM_EDITOR_SETUP_TOKENS; i++)
+  for (i = 0; i < NUM_EDITOR_CASCADE_SETUP_TOKENS; i++)
     fprintf(file, "%s\n", getSetupLine(editor_cascade_setup_tokens, "", i));
 
   fclose(file);