Tuesday 29 August 2006 5:59:54 am

You need the is_set function. Change this:

{if eq($p,'')}
{set $p = 1}
Testing
{/if}

To this:

{if not( is_set( $p ) )}{def $p=1}{/if}

If it is likely that $p exists but is empty to this:

{if not( is_set( $p ) )}{def $p=1}{/if}
{if $p|eq( '' )}{set $p=1}{/if}