//显示浮动窗口
function ShowPageFloat(w,h,url)
{
    var newDiv=document.createElement("div");//创建div

    var m_left=(document.body.scrollWidth-w)/2;
    var m_top=(600-h)/2;
    
    newDiv.setAttribute("id","page_float")
    with(newDiv.style){
        id='page_float';
        position = 'absolute';
        zIndex = '10000';
        width = w;
        height =h;
        left = m_left;
        top = m_top;
        filter = 'Alpha(opacity=100)';
        opacity = '1.0';
    }
    newDiv.innerHTML="<div class=\"w_float\">";
    newDiv.innerHTML+="<li class=\"w_li_01\"><a href=\"#\" onclick=\"ClosePageFloat()\">关闭</a></li>";
    newDiv.innerHTML+="<li class=\"w_li_02\"><iframe src=\""+url+"\" width=\"100%\" name=\"Main_Left_Frame\" height=\""+h+"\" scrolling=\"no\" frameborder=\"0\"></iframe></li>";
    newDiv.innerHTML+="</div>";
    document.body.appendChild(newDiv);//把创建好的div插入到body节点后，否则newDiv会处于游离状态，无法显示；
}

//关闭浮动窗口
function ClosePageFloat()
{
    document.body.removeChild(page_float);
}

//关闭浮动窗口
function ClosePageFloatAndRefresh()
{
    document.body.removeChild(page_float);
}

///转到指定页面
function GoToUrl(url)
{
   window.location.href=url;
   ClosePageFloat();
}