var itemCategories = [null,
	{name: 'Art', icon_url: 'map/images/32_red.png'},
	{name: 'Creative Chaos', icon_url: 'map/images/32_blue_yellow.png'},
	{name: 'Great Food', icon_url: 'map/images/32_yellow.png'},
	{name: 'Media', icon_url: 'map/images/32_orange.png'},
	{name: 'Nature', icon_url: 'map/images/32_green.png'},
	{name: 'Notable Place', icon_url: 'map/images/32_pink.png'},
	{name: 'Objects of Note', icon_url: 'map/images/32_black.png'},
	{name: 'People', icon_url: 'map/images/32_multi.png'},
	{name: 'Fiction for Kids', icon_url: 'map/images/32_light_blue.png'},
	{name: 'Fiction for Adults', icon_url: 'map/images/32_purple.png'},
	{name: 'Nonfiction for Kids', icon_url: 'map/images/32_dark_blue.png'},
	{name: 'Nonfiction for Adults', icon_url: 'map/images/32_brown.png'}
];