$(function() {
	$('.tooltip').tooltip({
				track: true,
				delay: 0,
				showURL: false,
				showBody: " - ",
				opacity: 0.75
	});

	$('.show_description').tooltip({ 
	    delay: 0, 
	    showURL: false, 
	    bodyHandler: function() { 
	        return $(this).parent().children(".multimedia_description").html();
	    } 
	});	

});