一个关于脚本的问题:'imgInit' 未定义

yigenanren 2007-07-20 08:45:35

代码如下:
<%@ Page language="c#" Codebehind="WebForm5.aspx.cs" AutoEventWireup="false" Inherits="dongshan.WebForm5" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>

<title>WebForm5</title>
<meta name="GENERATOR" Content="Microsoft Visual Studio .NET 7.1">
<meta name="CODE_LANGUAGE" Content="C#">
<meta name="vs_defaultClientScript" content="JavaScript">
<meta name="vs_targetSchema" content="http://schemas.microsoft.com/intellisense/ie5">
<script language=JavaScript>
//more javascript from http://www.smallrain.net
var imgUrl=new Array();
var imgLink=new Array();
var imgTz=new Array();
var adNum=0;
imgUrl[1]="http://www.smallrain.net/jsimg/1.jpg";
imgLink[1]="http://www.smallrain.net";
imgTz[1]="<a href=#><font color=white>aaaaaa</font></a>";

imgUrl[2]="http://www.smallrain.net/jsimg/2.jpg";
imgLink[2]="http://www.smallrain.net";
imgTz[2]="<a href=#><font color=white>bbbbbbbbb</font></a>";

imgUrl[3]="http://www.smallrain.net/jsimg/3.jpg";
imgLink[3]="http://www.smallrain.net";
imgTz[3]="<a href=#><font color=white>ccccccccc</font></a>";

var j=0;
for (i=1;i<=3;i++) {
if( (imgUrl[i]!="") && (imgLink[i]!="") ) {
j++;
} else {
break;
}
}

function playTran(){
if (document.all)
imgInit.filters.revealTrans.play();
}

var key=0;
function nextAd(){
if(adNum<j)adNum++ ;
else adNum=1;

if( key==0 ){
key=1;
} else if (document.all){
document.imgInit.filters.revealTrans.Transition=6;
document.imgInit.filters.revealTrans.apply();
playTran();
}
document.images.imgInit.src=imgUrl[adNum];
document.getElementById('jdtz').innerHTML=imgTz[adNum];

theTimer=setTimeout("nextAd()", 6000);
}

function goUrl(){
jumpUrl=imgLink[adNum];
jumpTarget='_blank';
if (jumpUrl != ''){
if (jumpTarget != '')
window.open(jumpUrl,jumpTarget);
else
location.href=jumpUrl;
}
}
</script>
</HEAD>
<body MS_POSITIONING="GridLayout">
<form id="Form1" method="post" runat="server">
<table><tr><td> <a href="javascript:goUrl()"><img id="imgInit" style="FILTER: revealTrans(duration=2,transition=20); border=0" src="javascript:nextAd()" width=150 height=100 border=0 name="imgInit"></a> </td></tr><tr><td id=jdtz bgcolor="blue"></td></tr></table>
</form>
</body>
</HTML>

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