Index: typo3/sysext/felogin/pi1/class.tx_felogin_pi1.php
===================================================================
--- typo3/sysext/felogin/pi1/class.tx_felogin_pi1.php	(Revision 7368)
+++ typo3/sysext/felogin/pi1/class.tx_felogin_pi1.php	(Arbeitskopie)
@@ -83,17 +83,17 @@
 			$this->spid = $pids['_STORAGE_PID'];
 		}
 
-			// GPvars:
-		$this->logintype = t3lib_div::_GP('logintype');
-		$this->referer = t3lib_div::_GP('referer');
+			// use piVars if exists. if not use GPvars:
+		$this->logintype = ($this->piVars['logintype']) ? $this->piVars['logintype'] : t3lib_div::_GP('logintype');
+		$this->referer = ($this->piVars['referer']) ? $this->piVars['referer'] : t3lib_div::_GP('referer');
 		$this->noRedirect = ($this->piVars['noredirect'] || $this->conf['redirectDisable']);
 
 			// if config.typolinkLinkAccessRestrictedPages is set, the var is return_url
-		$returnUrl =  t3lib_div::_GP('return_url');
+		$returnUrl =   ($this->piVars['return_url']) ? $this->piVars['return_url'] : t3lib_div::_GP('return_url');
 		if ($returnUrl) {
 			$this->redirectUrl = $returnUrl;
 		} else {
-			$this->redirectUrl = t3lib_div::_GP('redirect_url');
+			$this->redirectUrl = ($this->piVars['redirect_url']) ? $this->piVars['redirect_url'] : t3lib_div::_GP('redirect_url');
 		}
 
 			// Get Template
@@ -438,7 +438,7 @@
 					// login error
 				$markerArray['###STATUS_HEADER###'] = $this->getDisplayText('error_header',$this->conf['errorHeader_stdWrap.']);
 				$markerArray['###STATUS_MESSAGE###'] = $this->getDisplayText('error_message',$this->conf['errorMessage_stdWrap.']);
-				$gpRedirectUrl = t3lib_div::_GP('redirect_url');
+				$gpRedirectUrl = ($this->piVars['redirect_url']) ? $this->piVars['redirect_url'] : t3lib_div::_GP('redirect_url');
 			}
 		} else {
 			if($this->logintype === 'logout') {