private static String getHexImageFile(HexType hexType)
	{
		
		switch (hexType)
		{
			case WOOD:
				return "images/land/forest.gif";
			case BRICK:
				return "images/land/brick.gif";
			case SHEEP:
				return "images/land/pasture.gif";
			case WHEAT:
				return "images/land/wheat.gif";
			case ORE:
				return "images/land/ore.gif";
			case DESERT:
				return "images/land/desert.gif";
			case WATER:
				return "images/land/water.gif";
			default:
				assert false;
				return null;
		}
	}