What is this php Error in firefox ?

one code showing in my php page , only in firefox ... this is not in internet explorer

 

<% IF Session("PP") = "Yes" then %> <% End if %>

ASP to PHP

<?php

    if($_SESSION['PP'] == 'Yes'){

          //do something here

   }

?>

PHP:

 

thanks for reply, how can i solve this ?

 

ohh thanks i understand that was ASP ...lol

thanks a lot dudu.