Index: main_processor.php
===================================================================
--- main_processor.php	(revision 15085)
+++ main_processor.php	(working copy)
@@ -393,8 +393,20 @@
 	function Get($params)
 	{
 		$name = $this->SelectParam($params, 'name,var,param');
-		$ret = $this->Application->GetVar($name, '');
 
+		if ( strpos($name, '[') !== false ) {
+			preg_match('/([^\[\]]+)\[(.*)\]/', $name, $regs);
+
+			$function_params = explode('][', $regs[2]);
+			$ret = $this->Application->GetVar($regs[1], Array ());
+			array_unshift_ref($function_params, $ret);
+
+			return call_user_func_array('getArrayValue', $function_params);
+		}
+		else {
+			$ret = $this->Application->GetVar($name, '');
+		}
+
 		if (array_key_exists('no_html_escape', $params) && $params['no_html_escape']) {
 			return kUtil::unhtmlentities($ret);
 		}