//打开弹窗
function PopForm(PopObj)
{
	//var a=eval("document.getElementById('"+FixedObj+"')");
	var div= eval("document.getElementById('"+PopObj+"')");

    //var offset = Offset(a);
	//var myoffset = Offset(div);
	
	//div.style.top = offset.top + "px";
	div.style.top = "150px";
	div.style.left = (document.body.clientWidth/2)-175+"px";
    div.style.display = "block";
	
	document.body.style.overflow = 'hidden';
	document.body.style.height = document.documentElement.clientHeight + 'px';
		
	var oDiv = document.getElementById("mbDIV"); 		
	oDiv.style.width=document.body.offsetWidth;
	oDiv.style.height=document.body.offsetHeight;
	oDiv.style.display="block";
	
	//div.style.left = offset.left-300+"px";
}
//关闭弹窗
function closeFrom(objid)
{
	var o = document.getElementById(objid);   
	document.getElementById("mbDIV").style.display="none";
	document.body.style.overflow = 'auto';
	document.body.style.height = "auto";
	o.style.display="none";
}

//取标签的绝对位置
function Offset(e)
{
    var t = e.offsetTop;
    var l = e.offsetLeft;
    var w = e.offsetWidth;
    var h = e.offsetHeight;
    while(e=e.offsetParent)
    {
        t+=e.offsetTop;
        l+=e.offsetLeft;
    }
    return {
        top : t,
        left : l,
        width : w,
        height : h
    }
}


function cc()
{
   var obj = top.document.getElementById("shitfx");
   alert('行了吧.');
   alert(obj);
   alert(obj.value);
}