Index: branches/5.2.x/core/install.php
===================================================================
diff -u -N -r15130 -r15137
--- branches/5.2.x/core/install.php	(.../install.php)	(revision 15130)
+++ branches/5.2.x/core/install.php	(.../install.php)	(revision 15137)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: install.php 15130 2012-03-03 18:38:32Z alex $
+* @version	$Id: install.php 15137 2012-03-04 08:06:21Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -396,7 +396,7 @@
 
 					$next_preset = $this->Application->GetVar('next_preset');
 					if ($next_preset !== false) {
-						$user_helper =& $this->Application->recallObject('UserHelper');
+						$user_helper = $this->Application->recallObject('UserHelper');
 						/* @var $user_helper UserHelper */
 
 						$username = $this->Application->GetVar('login');
@@ -422,7 +422,7 @@
 								'domain' => base64_encode($_SERVER['HTTP_HOST']),
 							);
 
-							$curl_helper =& $this->Application->recallObject('CurlHelper');
+							$curl_helper = $this->Application->recallObject('CurlHelper');
 							/* @var $curl_helper kCurlHelper */
 
 							$curl_helper->SetRequestData($url_params);
@@ -483,7 +483,7 @@
 					fwrite($fp, "<?php\n\techo 'OK';\n");
 					fclose($fp);
 
-					$curl_helper =& $this->Application->recallObject('CurlHelper');
+					$curl_helper = $this->Application->recallObject('CurlHelper');
 					/* @var $curl_helper kCurlHelper */
 
 					$output = $curl_helper->Send($this->Application->BaseURL(WRITEBALE_BASE) . 'install_check.php');
@@ -684,7 +684,7 @@
 						case 2: // Upload License File
 							$file_data = array_map('trim', file($_FILES['license_file']['tmp_name']));
 							if ((count($file_data) == 3) && $file_data[1]) {
-								$modules_helper =& $this->Application->recallObject('ModulesHelper');
+								$modules_helper = $this->Application->recallObject('ModulesHelper');
 								/* @var $modules_helper kModulesHelper */
 
 								if ($modules_helper->verifyLicense($file_data[1])) {
@@ -704,7 +704,7 @@
 						case 3: // Use Existing License
 							$license_hash = $this->toolkit->getSystemConfig('Intechnic', 'License');
 							if ($license_hash) {
-								$modules_helper =& $this->Application->recallObject('ModulesHelper');
+								$modules_helper = $this->Application->recallObject('ModulesHelper');
 								/* @var $modules_helper kModulesHelper */
 
 								if (!$modules_helper->verifyLicense($license_hash)) {
@@ -733,7 +733,7 @@
 					$license_password = $this->GetVar('password');
 					$license_id = $this->GetVar('licenses');
 
-					$curl_helper =& $this->Application->recallObject('CurlHelper');
+					$curl_helper = $this->Application->recallObject('CurlHelper');
 					/* @var $curl_helper kCurlHelper */
 
 					if (strlen($license_login) && strlen($license_password) && !$license_id) {
@@ -805,7 +805,7 @@
 					break;
 
 				case 'select_domain':
-					$modules_helper =& $this->Application->recallObject('ModulesHelper');
+					$modules_helper = $this->Application->recallObject('ModulesHelper');
 					/* @var $modules_helper kModulesHelper */
 
 					// get domain name as entered by user on the form
@@ -867,7 +867,7 @@
 
 					$this->toolkit->saveConfigValues($config_values);
 
-					$user_helper =& $this->Application->recallObject('UserHelper');
+					$user_helper = $this->Application->recallObject('UserHelper');
 					/* @var $user_helper UserHelper */
 
 					// login as "root", when no errors on password screen
@@ -880,7 +880,7 @@
 					$this->Application->Session->SetField('Language', 1);
 
 					// set imported language as primary
-					$lang =& $this->Application->recallObject('lang.-item', null, Array('skip_autoload' => true));
+					$lang = $this->Application->recallObject('lang.-item', null, Array('skip_autoload' => true));
 					/* @var $lang LanguagesItem */
 
 					$lang->Load(1); // fresh install => ID=1
@@ -900,7 +900,7 @@
 					}
 
 					// update category cache
-					$updater =& $this->Application->makeClass('kPermCacheUpdater');
+					$updater = $this->Application->makeClass('kPermCacheUpdater');
 					/* @var $updater kPermCacheUpdater */
 
 					$updater->OneStepRun();
@@ -931,7 +931,7 @@
 						$theme_name = $this->Conn->GetOne($sql);
 						$site_path = $this->toolkit->getSystemConfig('Misc', 'WebsitePath') . '/';
 
-						$file_helper =& $this->Application->recallObject('FileHelper');
+						$file_helper = $this->Application->recallObject('FileHelper');
 						/* @var $file_helper FileHelper */
 
 						foreach ($this->Application->ModuleInfo as $module_name => $module_info) {
@@ -1007,7 +1007,7 @@
 						}
 
 						// 3. update all theme language packs
-						$themes_helper =& $this->Application->recallObject('ThemesHelper');
+						$themes_helper = $this->Application->recallObject('ThemesHelper');
 						/* @var $themes_helper kThemesHelper */
 
 						$themes_helper->synchronizeModule(false);
@@ -1035,10 +1035,10 @@
 					$this->toolkit->rebuildThemes();
 
 					// compile admin skin, so it will be available in 3 frames at once
-					$skin_helper =& $this->Application->recallObject('SkinHelper');
+					$skin_helper = $this->Application->recallObject('SkinHelper');
 					/* @var $skin_helper SkinHelper */
 
-					$skin =& $this->Application->recallObject('skin', null, Array ('skip_autoload' => true));
+					$skin = $this->Application->recallObject('skin', null, Array ('skip_autoload' => true));
 					/* @var $skin kDBItem */
 
 					$skin->Load(1, 'IsPrimary');
@@ -1067,7 +1067,7 @@
 
 			if ($this->currentStep == -1) {
 				// step after last step -> redirect to admin
-                $user_helper =& $this->Application->recallObject('UserHelper');
+                $user_helper = $this->Application->recallObject('UserHelper');
                 /* @var $user_helper UserHelper */
 
                 $user_helper->logoutUser();