// JavaScript Document
//by LJ 2009-9-28
function MenuInit()
{
    var obj = document.getElementById('menu');
    var dv=document.getElementById('subMenu'); 
    if(dv)dv=dv.childNodes
    var a=obj.childNodes;
    obj.selectIndex=0;
    obj.selectSubItem='none';
   		
		obj.onmouseout = function(){
		var	n=parseInt(obj.getAttribute("selectIndex"));
		//alert(n)
		//a[n].style.backgroundImage='url('+a[n].getAttribute("onbg")+')';
		};
	//alert(a.length)
	for(i = 0;i < a.length; i++)
	{
		
		s=a[i].getAttribute("bg")
		if(!s)continue
		//alert(i)
	    a[i].index=i;
	    if(s)a[i].style.backgroundImage='url('+a[i].getAttribute("bg")+')';
		s=a[i].getAttribute("subItem")
		o=document.getElementById(s)
		if(s&&o)o.style.display='none'
	    //if(dv&&dv[i])dv[i].style.display='none'
		//continue
		a[i].onmouseover = function(){
		s=obj.getAttribute("selectSubItem");
		o=document.getElementById(s)
		if(o)o.style.display='none'
		var	n=parseInt(obj.getAttribute("selectIndex"));
		a[n].style.backgroundImage='url('+a[n].getAttribute("bg")+')';
		
		obj.selectIndex=this.getAttribute("index");
		obj.selectSubItem=this.getAttribute("subItem");

		//var n=parseInt(this.getAttribute("index"))+1;
	    this.style.backgroundImage='url('+this.getAttribute("onbg")+')';
		//if(dv&&dv[obj.selectIndex])dv[obj.selectIndex].style.display=''	
		s=obj.getAttribute("selectSubItem");
		o=document.getElementById(s)
		if(o)o.style.display=''	
		

		};
		
		a[i].onmouseout = function(){
		//var	n=parseInt(obj.getAttribute("selectIndex"));
		//a[n].style.backgroundImage='url('+a[n].getAttribute("bg")+')';
		};
		
		a[i].onclick = function(){
			//alert(obj.getAttribute("selectIndex"))
		window.location=this.getAttribute("url")
		};
	}
}