function openurl(listype, url){
	$("index_"+listype).style.display = "none";
	$("index_"+listype+"_loading").style.display = "block";
	$("index_"+listype).src = url;
	try{
		$("index_"+listype).onload = displayifr(listype);
	}catch(e){}
}

function changeCurrent(evt,objstr,str,tagname){
	var evt = (evt)?evt:(window.event)?window.event:"";
	var tgt = evt.srcElement?evt.srcElement:evt.target;
	var j = 0;
	if(tagname=="span"){
		var obj = $(objstr).getElementsByTagName("span");
		for(var i=0;i<obj.length;i++){
			if(obj[i].tagName&&obj[i].tagName.toUpperCase()=="SPAN"){
				j++;
				obj[i].getElementsByTagName("a")[0].onfocus = function(){
					this.blur();
				}
				if(obj[i].firstChild==tgt){
					obj[i].className = "c";
				}else{
					obj[i].className = "";
				}
			}
		}
	}else{
		var obj = $(objstr).getElementsByTagName("a");
		for(var i=0;i<obj.length;i++){
			if(obj[i].tagName&&obj[i].tagName.toUpperCase()=="A"){
				j++;
				obj[i].onfocus = function(){
					this.blur();
				}
				if(obj[i]==tgt){
					obj[i].className = "c";
				}else{
					obj[i].className = "";
				}
			}
		}
	}
}

function displaySubMenu(li) {
	var subMenu = li.getElementsByTagName("ul")[0];
	subMenu.style.display = "block";
	var subA = li.getElementsByTagName("a")[0];
	subA.className = "shover";
	var subLi = li.getElementsByTagName("li");
	subLi[subLi.length-1].className = "s";
}

function hideSubMenu(li) {
	var subMenu = li.getElementsByTagName("ul")[0];
	subMenu.style.display = "none";
	var subA = li.getElementsByTagName("a")[0];
	subA.className = "";
}