function getobj(id){
	return document.getElementById(id);	
}

function selecttab(obj, act, def, special, areaname){
	var node = childs(obj.parentNode.parentNode.childNodes);
	for(var i=0;i<node.length;i++){
		if(node[i].className != special){
			node[i].className = def;	
			if(getobj(areaname + "_" + i))
				getobj(areaname + "_" + i).style.display = "none";
		}
	}
	obj.parentNode.className = act;
	for(var i=0;i<node.length;i++){
		if(node[i].className != special){
			if(node[i].className == act){
				if(getobj(areaname + "_" + i))
					getobj(areaname + "_" + i).style.display = "";
			}
		}
	}
}
//鍏煎FF涓嬬殑childNodes
function childs(nodes)
{
    if(!nodes.length) 
        return [];
    var ret=[];
    for(var i=0;i<nodes.length;i++)
    {
        if(nodes[i].nodeType!=1) 
            continue;
        ret.push(nodes[i]);
    }
    return ret;
}

//验证码
function ChangeVerifyImgNew(url){
	document.getElementById("verifyimg").src = url + 'member/verifyimg.aspx?d=' + Date();
}

//首页滚动广告
function Dron_ScrollBox(uid)

{

 this.scrollBox = document.getElementById(uid);

 this.scrollBoxHeight = this.scrollBox.clientHeight;

 this.scrollBoxInner = this.scrollBox.innerHTML;

 this.scrollCol = this.scrolln = 0;

 this.setScroll = function ()

 {
//alert('this.scrollCol:'+this.scrollCol+" this.scrolln:"+this.scrolln+" this.scrollBoxHeight:"+this.scrollBoxHeight);
  this.scrollBox.scrollTop = this.scrollCol + this.scrolln;

  if(this.scrolln==this.scrollBoxHeight)

   return this.addScroll()

  else

   this.scrolln ++;

  var o = this;

  function m(){o.setScroll();}

  setTimeout(m,20);

 }

 this.addScroll = function ()

 {

  this.scrollBox.innerHTML += "<br>" + this.scrollBoxInner;

  this.scrollCol = this.scrollBox.scrollTop;

  this.scrolln = 0;

  var o = this;

  function m(){o.setScroll();}

  setTimeout(m,1000);

 }

 this.init = this.addScroll;

}