+#define EL_DC_STEELWALL_1_LEFT 824
+#define EL_DC_STEELWALL_1_RIGHT 825
+#define EL_DC_STEELWALL_1_TOP 826
+#define EL_DC_STEELWALL_1_BOTTOM 827
+#define EL_DC_STEELWALL_1_HORIZONTAL 828
+#define EL_DC_STEELWALL_1_VERTICAL 829
+#define EL_DC_STEELWALL_1_TOPLEFT 830
+#define EL_DC_STEELWALL_1_TOPRIGHT 831
+#define EL_DC_STEELWALL_1_BOTTOMLEFT 832
+#define EL_DC_STEELWALL_1_BOTTOMRIGHT 833
+#define EL_DC_STEELWALL_1_TOPLEFT_2 834
+#define EL_DC_STEELWALL_1_TOPRIGHT_2 835
+#define EL_DC_STEELWALL_1_BOTTOMLEFT_2 836
+#define EL_DC_STEELWALL_1_BOTTOMRIGHT_2 837
+
+#define EL_DC_STEELWALL_2_LEFT 838
+#define EL_DC_STEELWALL_2_RIGHT 839
+#define EL_DC_STEELWALL_2_TOP 840
+#define EL_DC_STEELWALL_2_BOTTOM 841
+#define EL_DC_STEELWALL_2_HORIZONTAL 842
+#define EL_DC_STEELWALL_2_VERTICAL 843
+#define EL_DC_STEELWALL_2_MIDDLE 844
+#define EL_DC_STEELWALL_2_SINGLE 845
+
+#define EL_DC_SWITCHGATE_SWITCH_UP 846
+#define EL_DC_SWITCHGATE_SWITCH_DOWN 847
+#define EL_DC_TIMEGATE_SWITCH 848
+#define EL_DC_TIMEGATE_SWITCH_ACTIVE 849
+
+#define EL_DC_LANDMINE 850
+
+#define EL_EXPANDABLE_STEELWALL 851
+#define EL_EXPANDABLE_STEELWALL_HORIZONTAL 852
+#define EL_EXPANDABLE_STEELWALL_VERTICAL 853
+#define EL_EXPANDABLE_STEELWALL_ANY 854
+
+#define NUM_FILE_ELEMENTS 855