jQuery("document").ready(function () {
		jQuery("#core-list li").mouseenter(function() {
				var num = this.id.substr(15);
				jQuery("#core-list-desc-"+num).css("zIndex", "9999");
				jQuery("#core-list-desc-"+num).show();
		});
		
		jQuery("#core-list li").mouseleave(function() {
				var num = this.id.substr(15);
				jQuery("#core-list-desc-"+num).hide();
		});

});