void DrawLevelFieldCrumbled(int, int);
void DrawLevelFieldCrumbledDigging(int, int, int, int);
void DrawLevelFieldCrumbledNeighbours(int, int);
+void DrawScreenGraphic(int, int, int, int);
void DrawScreenElement(int, int, int);
void DrawLevelElement(int, int, int);
void DrawScreenField(int, int);