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Depending on how many urls I was going to do, I might do it something like this instead.
<?php
$okrefs=array();
$okrefs['http://www.url1.com/page.shtml']=1;
$okrefs['http://url1.com/page.shtml']=1;
$okrefs['http://www.url2.com/page.shtml']=1;
$okrefs['http://url2.com/page.shtml']=1;
$ref=strtolower($HTTP_SERVER_VARS['HTTP_REFERER']);
if($okrefs[$ref]= =1){
echo("OK");
}else{
echo("Redirect this");
exit();
}
?>
But some browsers/surfers will hide the referer so then you can't really do this at all. Is it for admin type purposes?
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