$(function()
{

	$(".cms_image_container .thumb").click (function ()
	{

		var photo		= $(this).parent (".cms_image_container").find (".photo img");

		var photo_src	= photo.attr ("src");
		var photo_th	= photo.attr ("thumbnail");

		var thumb		= $(this).find ("img");

		photo.attr ("thumbnail", thumb.attr ("src"));
		photo.attr ("src", thumb.attr ("image"));

		thumb.attr ("image", photo_src);
		thumb.attr ("src", photo_th);

	});

});