function menuOver(el){
			el.style.backgroundColor = '#9cb3d2';
		
		}
		function menuOut(el){
			el.style.backgroundColor = '#ebf0f6';
			
		}
		function menuClick(item){
			var menu = item;
			switch(menu){
				case 1: window.location = 'http://www.myshopspace.com';
				   break;
					  
				case 2: window.location = 'bymerchant.jsp';				
					break;
					
				case 3: window.location = 'bycateg.jsp';
					break;
					
				case 4: window.location = 'index.jsp?mode=expiring';
					break;
					
				case 5: window.location = 'about.jsp';
					break;
			}
		}
		
		function changeTimePeriod(item){
			window.location = 'gettimeline.jsp?id=' + item.selectedIndex;
		}