texture_type img_bkgd, img_bkgd_tile[2][4], img_solid[4], img_brick[2];
void loadlevel(st_level* plevel, char * subset, int level);
+void savelevel(st_level* plevel, char * subset, int level);
void unloadlevel(st_level* plevel);
void loadlevelgfx(st_level* plevel);
void unloadlevelgfx();