$(document).ready(function(){

	$('#thumbs ul li img').click(
		function() {
			var currentBigImage = $('#photo_box img').attr('src');
			var newBigImage = $(this).attr('alt');
			var descText = $(this).attr('rel');
			var imageUrl = $(this).next('.imageUrl').html();
			switchImage(newBigImage, currentBigImage, descText, imageUrl);
		},
		function() {}
	);

	
	
	function switchImage(imageHref, currentBigImage, descText, imageUrl) {
		var theBigImage = $('#photo_box img');
		
		$('.colorbox').attr('href',imageUrl);
		
		if (imageHref != currentBigImage) {
			theBigImage.fadeOut(250, function(){
				theBigImage.attr('src', imageHref).fadeIn(250);
				$('p#desc').html(descText);
			});
		}
		
	}

});