// getVar - Version 1.1
// Snippet by Henning Mersch <mail@henning-mersch.de>
// See http://www.henning-mersch.de/snippets.html
// Open Source in terms of the GPLv2; see http://www.gnu.org/licenses/gpl.html
// This is a workaround for forwarding the parameter of a document call  to a URL within a document.
// example usage: [ [getVar?var=myhttpgetid] ]
$var = isset($var)?$var:'id';
$value = isset($_GET[$var])?$_GET[$var]:0;
$value = isset($_POST[$var])?$_POST[$var]:$value;
return $value;