进入网站10秒显示大图后切换小图

wjiushiwchu 2011-11-24 02:42:53

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="Js图片测试._Default" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<script type="text/javascript">
function createXMLHttpRequest() {
if (window.XMLHttpRequest) { //Mozilla, Safari,IE7,IE8
return "ok";
} else {
return "no";
}
}
function CreateFlash(idad, swfurl, wad, had, vs) {
var str = "<div style=\"margin: 0px auto; text-align: center;\">";
str += "<object classid=\"clsid:d27cdb6e-ae6d-11cf-96b8-444553540000\" codebase=\"http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0\" width=\"" + wad + "\" height=\"" + had + "\" id=\"" + idad + "\" align=\"middle\">";
str += "<param name=\"allowScriptAccess\" value=\"always\">";
str += "<param name=\"quality\" value=\"high\">";
str += "<param name=\"movie\" value=\"" + swfurl + "\">";
str += '<param name=\"wmode\" value=\"transparent\">';
str += "<param name=\"flashvars\" value=\"" + vs + "\">";
str += "<embed src=\"" + swfurl + "\" flashvars=\"" + vs + "\" wmode=\"transparent\" quality=\"high\" width=\"" + wad + "\" height=\"" + had + "\" name=\"" + idad + "\" align=\"middle\" allowScriptAccess=\"always\" type=\"application/x-shockwave-flash\" pluginspage=\"http://www.macromedia.com/go/getflashplayer\">";
str += "</object></div>";
document.write(str);
}
</script>
</head>
<body>
<form id="form1" runat="server">
<script type="text/javascript" language="javascript">
var xhr = createXMLHttpRequest();
if (xhr == "ok") {
CreateFlash("news_photo", "swf/大FLASH.swf", 980, 300);
var sec = 0;
timerID = setInterval("count()", 1000);
function count() {
sec++;
if (sec == 10) {
CreateFlash("news_photo", "swf/小FLASH.swf", 980, 70);
clearInterval(timerID);
}
}
}
else {
var str = "<img src=\"swf/banner1.jpg\" alt=\"\" />";
document.write(str);
}
</script>
</form>
</body>
</html>

此段代码在ff/gg/IE6.0/opear都可以。唯独ie7.7-8.0不行

无错误提示。左下角一直显示等待.......

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