--- t3lib/search/class.t3lib_search_livesearch_orig_20110818.php	2011-08-16 12:40:48.000000000 +0200
+++ t3lib/search/class.t3lib_search_livesearch.php	2011-08-18 16:25:18.000000000 +0200
@@ -117,10 +117,14 @@
 	 */
 	public function find($searchQuery) {
 		$recordArray = array();
-		$pageIdList = $this->getAvailablePageIds(
-			implode(',', $GLOBALS['BE_USER']->returnWebmounts()),
-			self::RECURSIVE_PAGE_LEVEL
-		);
+                $pageIdList = '';
+                $mounts = $GLOBALS['BE_USER']->returnWebmounts();
+                foreach ($mounts as $pageId) {
+                    $pageIdList .= $this->getAvailablePageIds(
+                            $pageId, self::RECURSIVE_PAGE_LEVEL
+                    ) . ',';
+                }
+                $pageIdList = substr($pageIdList, 0, -1);
 		$limit = $this->startCount . ',' . $this->limitCount;
 
 		if ($this->queryParser->isValidCommand($searchQuery)) {