fix for Smarty 5

forms/class/forms.php

@@ -892,7 +892,7 @@ function _cleanvar($var)
 			return $AVE_Template->fetch($this->tpl_dir . 'form_fields.tpl');
 		}
 
-/**
+        /**
 		 * Сохранение формы
 		 */
 		function form_save ($fid)
@@ -939,7 +939,7 @@ function _cleanvar($var)
 						code_onsubmit		= '" . addslashes($_REQUEST['code_onsubmit']) . "',
 						code_onvalidate		= '" . addslashes($_REQUEST['code_onvalidate']) . "',
 						code_onsend			= '" . addslashes($_REQUEST['code_onsend']) . "',
-						code_beforesend		= '" . addslashes($_REQUEST['code_beforesend']) . "'
+						code_beforesend     = '" . addslashes(isset($_REQUEST['code_beforesend']) ? $_REQUEST['code_beforesend'] : '') . "'
 					WHERE
 						id = '" . $fid . "'
 				");