function addEvent(obj,eventType,func){
	if(obj.attachEvent){obj.attachEvent("on" + eventType,func);}
	else{obj.addEventListener(eventType,func,false)}
	}
function delEvent(obj,eventType,func){
	if(obj.detachEvent){obj.detachEvent("on" + eventType,func)}
	else{obj.removeEventListener(eventType,func,false)}
	}
function clickOther(el){
	thisObj = el.target?el.target:event.srcElement;
	//alert(thisObj.tagName== "BODY")
	do{
		if(thisObj.id == "linkshow") return;
		if(thisObj.tagName == "BODY"){
			hidemenu();
			return;
			};
		thisObj = thisObj.parentNode;
	}while(thisObj.parentNode);
}
function showmenu(evt){
 var light=document.getElementById("linkshow");
    var _event = evt ? evt : event; 
	//light.style.left=_event.clientX+document.body.scrollLeft+"px";
	//light.style.top=_event.clientY+document.body.scrollTop+"px";
    light.style.display='block';
	addEvent(document.body,"mousedown",clickOther)
 }
function hidemenu(){
 var light=document.getElementById("linkshow");
 delEvent(document.body,"mousedown",showmenu);
 light.style.display='none';
 
}

	
	 function onshow(num,coun) {
		for(var i = 1;i <=coun;i++)
		{
			if(i==num)
			{
			    document.getElementById("choose_"+i).className="choose";
				document.getElementById("onshow_"+i).style.display="block";
			}
			else
			{
				document.getElementById("choose_"+i).className="";
				document.getElementById("onshow_"+i).style.display="none";
			}
		}
	}
	
		 function onshow1() {
	document.getElementById("friendlink").style.display="block";
	}