var timeout    = 500;
	 		var closetimer = 0;
	 		var ddmenuitem = 0;
	
	 		function jsddm_open() {  
		 	   jsddm_canceltimer();
	 		   jsddm_close();
	 		   ddmenuitem = $(this).find('ul').css('visibility', 'visible');
	 		}
	
	 		function jsddm_close() {  
		 		if(ddmenuitem) ddmenuitem.css('visibility', 'hidden');
		 	}
	
	 		function jsddm_timer() {  
		 		closetimer = window.setTimeout(jsddm_close, timeout);
		 	}
	
	 		function jsddm_canceltimer() {  
		 		if(closetimer) {  
			 	  window.clearTimeout(closetimer);
	 		      closetimer = null;
	 		    }
	 		}
	
	 		$(document).ready(function() {  
		 	   $('#jsddm > li').bind('mouseover', jsddm_open);
	 		   $('#jsddm > li').bind('mouseout',  jsddm_timer);
	 		});
	
	 		document.onclick = jsddm_close;