Index: typo3/sysext/cms/layout/db_layout.php
===================================================================
--- typo3/sysext/cms/layout/db_layout.php	(revision 8929)
+++ typo3/sysext/cms/layout/db_layout.php	(working copy)
@@ -1324,15 +1324,16 @@
 	 * @param	integer		Page id: If zero, the query will select all sys_language records from root level which are NOT hidden. If set to another value, the query will select all sys_language records that has a pages_language_overlay record on that page (and is not hidden, unless you are admin user)
 	 * @return	string		Return query string.
 	 */
-	function exec_languageQuery($id)	{
-		if ($id)	{
+	function exec_languageQuery($id) {
+		$sortBy = (isset($GLOBALS['TCA']['sys_language']['ctrl']['sortby'])) ? $GLOBALS['TCA']['sys_language']['ctrl']['sortby'] : 'title';
+		if ($id) {
 			$exQ = t3lib_BEfunc::deleteClause('pages_language_overlay') . ($GLOBALS['BE_USER']->isAdmin()?'':' AND sys_language.hidden=0');
 			return $GLOBALS['TYPO3_DB']->exec_SELECTquery(
 							'sys_language.*',
 							'pages_language_overlay,sys_language',
 							'pages_language_overlay.sys_language_uid=sys_language.uid AND pages_language_overlay.pid='.intval($id).$exQ,
 							'pages_language_overlay.sys_language_uid,sys_language.uid,sys_language.pid,sys_language.tstamp,sys_language.hidden,sys_language.title,sys_language.static_lang_isocode,sys_language.flag',
-							'sys_language.title'
+							'sys_language.' . $sortBy
 						);
 		} else {
 			return $GLOBALS['TYPO3_DB']->exec_SELECTquery(
@@ -1340,7 +1341,7 @@
 							'sys_language',
 							'sys_language.hidden=0',
 							'',
-							'sys_language.title'
+							'sys_language.' . $sortBy
 						);
 		}
 	}