高分求助，JS代码不运行..........（急）

[mysite365]

function initEcAd() {
document.all.AdLayer1.style.posTop = -200;
document.all.AdLayer2.style.posTop = -200;
MoveLeftLayer('AdLayer1');
MoveRightLayer('AdLayer2');
}
function MoveLeftLayer(layerName) {
var x = 5;
var y = 100;// 左侧广告距离页首高度
var diff = (document.body.scrollTop + y - document.all.AdLayer1.style.posTop)*.40;
var y = document.body.scrollTop + y - diff;
eval("document.all." + layerName + ".style.posTop = parseInt(y)");
eval("document.all." + layerName + ".style.posLeft = x");
setTimeout("MoveLeftLayer('AdLayer1');", 20);
}
function MoveRightLayer(layerName) {
var x = 5;
var y = 100;// 右侧广告距离页首高度
var diff = (document.body.scrollTop + y - document.all.AdLayer2.style.posTop)*.40;
var y = document.body.scrollTop + y - diff;
eval("document.all." + layerName + ".style.posTop = y");
eval("document.all." + layerName + ".style.posRight = x");
setTimeout("MoveRightLayer('AdLayer2');", 20);
}

document.write("<div id=AdLayer1 style='position: absolute;visibility = visible;z-index:1'><a href='http://www.xxxxxxx.com/xxxx/index.asp' target='_blank'><img src=guanggao/images/left.gif border='0'></a></div>"
+"<div id=AdLayer2 style='position: absolute;visibility = visible;z-index:1'><a href='http://www.xxxxxxxx.com/xxx/index.asp' target='_blank'><img src=guanggao/images/right.gif border='0'></a></div>");
initEcAd()

// JavaScript Document


保存为js.js放在网页不执行。。。。。。。。。。。

<script src="guanggao/js/js.js" language="JavaScript"></script>
把它放在网页的第一行，不显示图片。。。。。。。。。。。

[pippe]

请查看图片地址是否正确

[myvicy]

不显示图片?
代码到底是没有执行?还是执行了没显示出图片?

[yjs_lh]

1、检查图片地址
2、检查客户端是否禁用javascript
3、某些浏览器（例如myie）会过滤广告图片。

[mysite365]

大家看看