function subMenu(){				
		var menuNodes = $('nav').childNodes;		
		var menuButtons = new Array();		
		for(var i=0; i<menuNodes.length; i++){
				if(menuNodes[i].tagName=='LI'){
						menuButtons.push(menuNodes[i]);
					}
			}	
			
		//=========sub menu corners========		
		var subBefore = '<li class="corners-top"><div><div>&nbsp;</div></div></li>';
		var subAfter = '<li class="corners-bot"><div><div>&nbsp;</div></div></li>';		
		for(var i=0; i<menuButtons.length; i++){
				var subMenu = menuButtons[i].getElementsByTagName('UL');					
				for(var j=0; j<subMenu.length; j++){					
					subMenu[j].innerHTML = subBefore + subMenu[j].innerHTML + subAfter;  
				  }					
			}					
		var links = $('nav').getElementsByTagName('A');
		for(var i=0; i<links.length; i++){				
				links[i].href = unescape(links[i].href);				
			}		
	}	
	
setTimeout('subMenu()', 500);