// JavaScript Document
function Nav(id_num,num){
	for(var i = 0;i <= 11;i++){
		if(GetObj("Menu_" + id_num + i)){GetObj("Menu_" + id_num + i).className = '';}
		if(GetObj("Cont_" + id_num + i)){GetObj("Cont_" + id_num + i).style.display = 'none';}
	}
	if(GetObj("Menu_" + id_num + num)){GetObj("Menu_" + id_num + num).className = 'hover';}
	if(GetObj("Cont_" + id_num + num)){GetObj("Cont_" + id_num + num).style.display = 'block';}
	default_count=num;
}
function GetObj(objName){
	if(document.getElementById){
		return eval('document.getElementById("' + objName + '")');
	}else{
		return eval('document.all.' + objName);
	}
}



var MarqueeTop = function(id){
      try{document.execCommand("BackgroundImageCache", false, true);}catch(e){};
      var container = document.getElementById(id),
      slide = document.getElementById("linkpic"),
      speed = arguments[1] || 50;
      slide.innerHTML += slide.innerHTML;
      var item = slide.getElementsByTagName("li"),
      critical = item[item.length/2].offsetLeft,//临界�?
      delta = 0;
      var rolling = function(){
        delta == -critical ? delta = 0 : delta--;
        slide.style.left = delta + "px";
      }
      var timer = setInterval(rolling,speed)//设置定时�?
      container.onmouseover=function() {clearInterval(timer)}//鼠标移到marquee上时，清除定时器，停止滚�?
      container.onmouseout=function() {timer=setInterval(rolling,speed)}//鼠标移开时重设定时器
    }
    
     
    


var MarqueeBottom = function(id){
      try{document.execCommand("BackgroundImageCache", false, true);}catch(e){};
      var container = document.getElementById(id),
      slide = document.getElementById("VipList_ul"),
      speed = arguments[1] || 50;
      slide.innerHTML += slide.innerHTML;
      var item = slide.getElementsByTagName("li"),
      critical = item[item.length/2].offsetLeft,//临界�?
      delta = 0;
      var rolling = function(){
        delta == -critical ? delta = 0 : delta--;
        slide.style.left = delta + "px";
      }
      var timer = setInterval(rolling,speed)//设置定时�?
      container.onmouseover=function() {clearInterval(timer)}//鼠标移到marquee上时，清除定时器，停止滚�?
      container.onmouseout=function() {timer=setInterval(rolling,speed)}//鼠标移开时重设定时器
    }
	
window.onload = function(){
      MarqueeTop("marquee");
      MarqueeBottom("VipList");
    }