function show_big (id,url) {
	$("#big_image_src").fadeOut(100);
	$("#big_image_src").attr("src",url);
	$("#desc").html($('#'+id).html());
    setTimeout( function() { $("#big_image_src").fadeIn("slow"); }, 400 );
//	$("#big_image_src").fadeIn("slow");
}
try {
 document.execCommand('BackgroundImageCache', false, true);
} catch(e) {}