var timeout    = 0;
		var closetimer = 0;
		var ddmenuitem = 0;
		
		function ddmenu_open(){
			ddmenu_canceltimer();
		   	ddmenu_close();
		   	ddmenuitem = jQuery(this).find('ul').css('visibility', 'visible');
			jQuery('li a:hover').addClass('attiva');
		}
		
		function ddmenu_close(){ 
			if(ddmenuitem) ddmenuitem.css('visibility', 'hidden')
			jQuery('#mainlevel-ctstop > li').bind('mouseleave',function() {
				jQuery('li .attiva').removeClass('attiva');
	});	
		}
		
		function ddmenu_timer(){
			closetimer = window.setTimeout(ddmenu_close, timeout);
		}
		
		function ddmenu_canceltimer(){  
			if(closetimer){  
				window.clearTimeout(closetimer);
		        closetimer = null;
		}}
		
		jQuery(document).ready(function(){  
			jQuery('#mainlevel-ctstop > li').bind('mouseover', ddmenu_open)
		    jQuery('#mainlevel-ctstop > li').bind('mouseout',  ddmenu_timer)
			jQuery("ul.tabs").tabs("div.panes > div.contenutislides",{
			event : 'mouseover',
			effect: 'fade'
		}); 
		});
		
		//document.onclick = ddmenu_close;