Index: branches/release-34/php/lib/MTViewer.php
===================================================================
--- branches/release-34/php/lib/MTViewer.php (revision 1860)
+++ branches/release-34/php/lib/MTViewer.php (revision 1861)
@@ -248,5 +248,5 @@
             return '';
         }
-        if (!isset($args['name']) && !isset($args['var']) && !isset($args['tag'])) {
+        if ((count($args) > 0) && (!isset($args['name']) && !isset($args['var']) && !isset($args['tag']))) {
             require_once("function.mtgetvar.php");
             $var = smarty_function_mtgetvar(array('name' => '__name__'), $ctx);