$(function() {
	$("a.image_preview").tooltip({    
		tip: '#tooltip',
		position: 'center right',
		offset: [0, 15],
		delay: 0,
		effect: "fade",
	        opacity: 0.9,
		onBeforeShow: function(test,pos) {
			var el = this.getTrigger();
			var rel = el.attr( 'rel' );
			var img = $("#" + rel);
			var src = img.attr( 'src' );
			var width = 300;
			$("div.imagetooltip").html("<img src=\"" + src + "\" width=\"" + width + "\" />");
		}
	});
});