int key_joystick_mapping = 0;
-short Feld[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
+short Tile[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
short Last[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
short MovPos[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
short MovDir[MAX_LEV_FIELDX][MAX_LEV_FIELDY];