Help with correct syntax for referer checking
 

I'm trying to write an if/else piece of code within home.tpl based on the $HTTP_REFERER variable. What is the correct syntax to determine if an url/text string is within $HTTP_REFERER?

Thanks

Dan

this may help

http://smarty.php.net/manual/en/language.variables.smarty.request.php


notice $smarty.server.blahblahblah