startList = function() {
	if (document.all|| document.getElementById) {
		navRoot = document.getElementById("nav");
		
		for (i=0; i<navRoot.childNodes.length; i++) {
			node = navRoot.childNodes[i];
			if (node.nodeName=="LI") {
				node.onclick=function() {
					submenu=this.childNodes[2];
					hideall(navRoot);
					if(!submenu) return;
					if(submenu.style.display == "block"){
	            		submenu.style.display = "none";
					}else{
	           			submenu.style.display = "block";
	        		}
				}
			}
		}
	}
}
function hideall(navRoot) {
	for (i=0; i<navRoot.childNodes.length; i++) {
		znode = navRoot.childNodes[i];
		if (znode.nodeName=="LI") {
			smenu= znode.childNodes[2]; 
			if (smenu) smenu.style.display = "none";
		}
	}
		
}

function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}

//addLoadEvent(startList )