Php control iis 404 error page

<?
# PHP Site Control Program
 #
# Prepared by Han Xiangzi
 #
# Mailbox: hanxiangzi@gmail.com
 #
# MSN: hanxiangzi@gmail.com
 #
# QQ: 220670
 #
# Contact us for discussion
?>
<Link href = "image/css.css" rel = "stylesheet" type = "text/css"/>
<Style type = "text/css">
<! --
Body {
Background-color: # D4D0C8;
}
-->
</Style>
<? Php

$ Site = New Com ("IIS: // Localhost/w3svc/". $ ServerID );

IF ($ Submit ){
$ Site-> HttpErrors = "404, *, Url,". $ httperr;
$ Site-> SetInfo ();
 }

?>
<Table width = "100%" border = "0" cellspacing = "0" cellpadding = "3">
<Tr>
<Td> <a href = "3.php"> <strong> Back to host list </strong> </a> </td>
</Tr>
</Table>
<Table width = "100%" border = "0" cellspacing = "0" cellpadding = "3">
<Tr>
<Td> <a href = "33.php? ServerID = <? Php echo $ ServerID;?> "> Back to host management </a> </td>
</Tr>
<Tr>
<Td> & nbsp; </td>
</Tr>
</Table>
<Form action = "? ServerID = <? Php echo $ ServerID;?> "Method =" POST ">
Set error 404 <input type = input value = "" size = 80 name = "httperr"> <input type = "Submit" name = "Submit" value = "Submit">
<Br> format:/path/file .htm, for example:/404.htm
</Form>