public void setBaseTile(String baseTileType){
		if(baseTileType.equals("DesertTile1")){
			isPassable = true;
			addTileGraphic("DesertTile1",0,0);
		}else if(baseTileType.equals("DesertTile2")){
			isPassable = true;
			addTileGraphic("DesertTile2",0,0);
		}else if(baseTileType.equals("DesertTile3")){
			isPassable = true;
			addTileGraphic("DesertTile3",0,0);
		}else if(baseTileType.equals("MountainTile")){
			isPassable = false;
			addTileGraphic("MountainTile",0,0);
		}
		
		tileWidth = tileImages[0].width;
		tileHeight = tileImages[0].height;
	}