Index: t3lib/class.t3lib_befunc.php
===================================================================
--- t3lib/class.t3lib_befunc.php	(Revision 7136)
+++ t3lib/class.t3lib_befunc.php	(Arbeitskopie)
@@ -2656,7 +2656,7 @@
 			$addGetVars .= '&MP=' . $mountPointInfo['MPvar'];
 		}
 
-		$viewDomain = t3lib_BEfunc::getViewDomain($id, $rootLine);
+		$viewDomain = t3lib_BEfunc::getViewUrlPrefix($id, $rootLine);
 		$urlPreviewEnabled  = $viewDomain . $viewScriptPreviewEnabled . $id . $addGetVars . $anchor;
 		$urlPreviewDisabled = $viewDomain . $viewScriptPreviewDisabled . $id . $addGetVars . $anchor;
 
@@ -2666,17 +2666,13 @@
 	}
 
 	/**
-	 * Builds the frontend view domain for a given page ID with a given root
-	 * line.
+	 * Builds the frontend view URL prefix for a given page ID with a given root line.
 	 *
 	 * @param integer $pageId the page ID to use, must be > 0
 	 * @param array $rootLine the root line structure to use
-	 *
 	 * @return string the full domain including the protocol http:// or https://, but without the trailing '/'
-	 *
-	 * @author Michael Klapper <michael.klapper@aoemedia.de>
 	 */
-	public static function getViewDomain($pageId, $rootLine = null) {
+	public static function getViewUrlPrefix($pageId, $rootLine = null) {
 		$domain = rtrim(t3lib_div::getIndpEnv('TYPO3_SITE_URL'), '/');
 
 		if (!is_array($rootLine)) {
@@ -2686,9 +2682,10 @@
 			// checks alternate domains
 		if (count($rootLine) > 0) {
 			$urlParts = parse_url($domain);
-			if (t3lib_BEfunc::getDomainStartPage($urlParts['host'], $urlParts['path'])) {
+			$domainName = t3lib_BEfunc::firstDomainRecord($rootLine);
+			if ($domainName) {
 				$protocol = t3lib_div::getIndpEnv('TYPO3_SSL') ? 'https://' : 'http://';
-				$domain = $protocol . t3lib_BEfunc::firstDomainRecord($rootLine);
+				$domain = $protocol . $domainName . $urlParts['path'];
 			}
 		}