// JScript 文件
addLoadEvent(topRollAd_Load);

var topRoll;
var timer;

function rollMeDown()
{
    var nowTop = topRoll.offsetTop;
    var maxTop = 0;
    
    if (nowTop >= maxTop)
    {
        window.clearInterval(timer);
        timer = setInterval("rollMeWait()",10000);
    }
    else
    {
        nowTop += 5;
        topRoll.style.marginTop = eval(nowTop) + "px";
    }
}

function rollMeWait()
{
    window.clearInterval(timer);
    timer = setInterval("rollMeUp()",15);
}

function rollMeUp()
{
    var nowTop = topRoll.offsetTop;
    var minTop = 0 - topRoll.offsetHeight;
    
    if (nowTop <= minTop)
    {
        window.clearInterval(timer);
    }
    else
    {
        nowTop -= 5;
        topRoll.style.marginTop = eval(nowTop) + "px";
    }
}

function topRollAd_Load()
{
    topRoll = document.getElementById("topRollAd");
    topRoll.style.margin = "0px";
    topRoll.style.overflow = "hidden";
    topRoll.style.display = "block";
    topRoll.style.marginTop = "-150px"
    topRoll.align = "center";
    topRoll.innerHTML = "<object classid=\"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000\" codebase=\"http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0\" width=\"980\" height=\"150\"><param name=\"movie\" value=\"http://www.ccfei.com/imgccfei/980.swf\"><param name=\"quality\" value=\"high\"><param name=\"wmode\" value=\"transparent\"><embed src=\"http://www.ccfei.com/imgccfei/980.swf\" quality=\"high\" pluginspage=\"http://www.macromedia.com/go/getflashplayer\" type=\"application/x-shockwave-flash\" width=\"980\" height=\"150\"></embed></object>";
    
    timer = setInterval("rollMeDown()",10);
}

//window.onload
function addLoadEvent(func)
{
    var oldonload = window.onload;
    if (typeof window.onload != 'function')
    {
        window.onload = func;
    }
    else
    {
        window.onload = function()
        {
            oldonload();
            func();
        }
    }
}