默认的iis 500-100.asp文件错误提示只报到行号，这对我们找错误还是很麻烦的
本文件是修改后的500-100.asp文件，直接显示出错行的文本，便于查找错误
<%@ language="vbscript" %>
<%
option explicit
const lngmaxformbytes = 200
dim objasperror, blnerrorwritten, strservername, strserverip, strremoteip
dim strmethod, lngpos, datnow, strquerystring, strurl
if response.buffer then
response.clear
response.status = "500 internal server error"
response.contenttype = "text/html"
response.expires = 0
end if
set objasperror = server.getlasterror
%>
<!doctype html public "-//w3c//dtd html 3.2 final//en">
<html dir=ltr>
<head>
<style>
a:link {font:9pt 宋体; color:ff0000}
a:visited {font:9pt 宋体; color:#4e4e4e}
</style>
<meta name="robots" content="noindex">
<title>本页无法显示</title>
<meta http-equiv="content-type" content="text-html; charset=gb2312">
<meta name="ms.locale" content="zh-cn">
</head>
<script>
function homepage(){
<!--
// in real bits, urls get returned to our script like this:
// res://shdocvw.dll/http_404.htm#http://www.docurl.com/bar.htm
//for testing use docurl = "res://shdocvw.dll/http_404.htm#https://www.microsoft.com/bar.htm"
docurl=document.url;
//this is where the http or https will be, as found by searching for :// but skipping the res://
protocolindex=docurl.indexof("://",4);
//this finds the ending slash for the domain server
serverindex=docurl.indexof("/",protocolindex + 3);
//for the href, we need a valid url to the domain. we search for the # symbol to find the begining
//of the true url, and add 1 to skip it - this is the beginurl value. we use serverindex as the end marker.
//urlresult=docurl.substring(protocolindex - 4,serverindex);
beginurl=docurl.indexof("#",1) + 1;
urlresult=docurl.substring(beginurl,serverindex);
//for display, we need to skip after http://, and go to the next slash
displayresult=docurl.substring(protocolindex + 3 ,serverindex);
document.write( '<a href="' + escape(urlresult) + '">' + displayresult + "</a>");
}
//-->
</script>
<body bgcolor="ffffff">
<table width="100%" cellpadding="3" cellspacing="5">
<tr>
<td align="left" valign="middle" width="360">
<h1 style="color:000000; font: 9pt 宋体"><!--problem-->本页无法显示</h1>
</td>
</tr>
<tr>
<td width="100%" colspan="2">
<font style="color:000000; font: 9pt 宋体">试图访问的网页出现问题，无法显示。</font></td>
</tr>
<tr>
<td width="100%" colspan="2">
<font style="color:000000; font: 9pt 宋体">
<hr color="#c0c0c0" noshade>
<p>请尝试以下方法：</p>
<ul>
<li id="instructionstext1">单击
<a href="javascript:location.reload()">
刷新</a>按钮或者梢候再试。<br>
</li>
<li>打开
<script>
<!--
if (!((window.navigator.useragent.indexof("msie") > 0) && (window.navigator.appversion.charat(0) == "2")))
{
homepage();
}
//-->
</script>
主页，然后查找与所需信息相关的链接。 </li>
</ul>
<h2 style="font: 9pt 宋体; color:000000">http 500.100 - 内部服务器错误 - asp 错误<br>
internet 信息服务</h2>
<hr color="#c0c0c0" noshade>
<p>技术信息（适用于支持人员）</p>
<ul>
<li>错误类型：<br>
<%
dim bakcodepage
bakcodepage = session.codepage
session.codepage = 936
response.write server.htmlencode(objasperror.category)
if objasperror.aspcode > "" then response.write server.htmlencode(", " & objasperror.aspcode)
