diff --git a/lib/classes/settings/class.Settings.php b/lib/classes/settings/class.Settings.php
index b8ce3866..e90d5245 100644
--- a/lib/classes/settings/class.Settings.php
+++ b/lib/classes/settings/class.Settings.php
@@ -124,6 +124,23 @@ class Settings {
 		return $result;
 	}
 
+	/**
+	 * tests if a setting-value that i s a comma separated list contains an entry
+	 *
+	 * @param string $setting a group and a varname separated by a dot (group.varname)
+	 * @param string $entry the entry that is expected to be in the list
+	 *
+	 * @return boolean true, if the list contains $entry
+	 */
+	public function pIsInList($setting = null, $entry = null) {
+		$s=Settings::Get($setting);
+		if ($s==null) {
+			return false;
+		}
+		$slist = explode(",",$s);
+		return in_array($entry, $slist);
+	}
+
 	/**
 	 * update a setting / set a new value
 	 *
diff --git a/lib/navigation/00.froxlor.main.php b/lib/navigation/00.froxlor.main.php
index 79447400..2d070c0c 100644
--- a/lib/navigation/00.froxlor.main.php
+++ b/lib/navigation/00.froxlor.main.php
@@ -48,7 +48,7 @@ return array (
 		'email' => array (
 			'url' => 'customer_email.php',
 			'label' => $lng['menue']['email']['email'],
-			'show_element' => ( !in_array('email',explode(',',Settings::Get('panel.customer_hide_options'))) ),
+			'show_element' => ( !Settings::IsInList('panel.customer_hide_options','email') ),
 			'elements' => array (
 				array (
 					'url' => 'customer_email.php?page=emails',
@@ -72,7 +72,7 @@ return array (
 		'mysql' => array (
 			'url' => 'customer_mysql.php',
 			'label' => $lng['menue']['mysql']['mysql'],
-			'show_element' => ( !in_array('mysql',explode(',',Settings::Get('panel.customer_hide_options'))) ),
+			'show_element' => ( !Settings::IsInList('panel.customer_hide_options','mysql') ),
 			'elements' => array (
 				array (
 					'url' => 'customer_mysql.php?page=mysqls',
@@ -91,7 +91,7 @@ return array (
 		'domains' => array (
 			'url' => 'customer_domains.php',
 			'label' => $lng['menue']['domains']['domains'],
-			'show_element' => ( !in_array('domains',explode(',',Settings::Get('panel.customer_hide_options'))) ),
+			'show_element' => ( !Settings::IsInList('panel.customer_hide_options','domains') ),
 			'elements' => array (
 				array (
 					'url' => 'customer_domains.php?page=domains',
@@ -102,7 +102,7 @@ return array (
 		'ftp' => array (
 			'url' => 'customer_ftp.php',
 			'label' => $lng['menue']['ftp']['ftp'],
-			'show_element' => ( !in_array('ftp',explode(',',Settings::Get('panel.customer_hide_options'))) ),
+			'show_element' => ( !Settings::IsInList('panel.customer_hide_options','ftp') ),
 			'elements' => array (
 				array (
 					'url' => 'customer_ftp.php?page=accounts',
@@ -119,34 +119,34 @@ return array (
 		'extras' => array (
 			'url' => 'customer_extras.php',
 			'label' => $lng['menue']['extras']['extras'],
-			'show_element' => ( !in_array('extras',explode(',',Settings::Get('panel.customer_hide_options'))) ),
+			'show_element' => ( !Settings::IsInList('panel.customer_hide_options','extras') ),
 			'elements' => array (
 				array (
 					'url' => 'customer_extras.php?page=htpasswds',
 					'label' => $lng['menue']['extras']['directoryprotection'],
-					'show_element' => ( !in_array('extras.directoryprotection',explode(',',Settings::Get('panel.customer_hide_options'))) ),
+					'show_element' => ( !Settings::IsInList('panel.customer_hide_options','extras.directoryprotection') ),
 				),
 				array (
 					'url' => 'customer_extras.php?page=htaccess',
 					'label' => $lng['menue']['extras']['pathoptions'],
-					'show_element' => ( !in_array('extras.pathoptions',explode(',',Settings::Get('panel.customer_hide_options'))) ),
+					'show_element' => ( !Settings::IsInList('panel.customer_hide_options','extras.pathoptions') ),
 				),
 				array (
 					'url' => 'customer_logger.php?page=log',
 					'label' => $lng['menue']['logger']['logger'],
-					'show_element' => ( Settings::Get('logger.enabled') == true ) && ( !in_array('extras.logger',explode(',',Settings::Get('panel.customer_hide_options'))) )
+					'show_element' => ( Settings::Get('logger.enabled') == true ) && ( !Settings::IsInList('panel.customer_hide_options','extras.logger') ),
 				),
 				array (
 					'url' => 'customer_extras.php?page=backup',
 					'label' => $lng['menue']['extras']['backup'],
-					'show_element' => ( Settings::Get('system.backupenabled') == true ),
+					'show_element' => ( Settings::Get('system.backupenabled') == true )  && ( !Settings::IsInList('panel.customer_hide_options','extras.backup') ),
 				),
 			),
 		),
 		'traffic' => array (
 			'url' => 'customer_traffic.php',
 			'label' => $lng['menue']['traffic']['traffic'],
-			'show_element' => ( !in_array('traffic',explode(',',Settings::Get('panel.customer_hide_options'))) ),
+			'show_element' => ( !Settings::IsInList('panel.customer_hide_options','traffic') ),
 			'elements' => array (
 				array (
 					'url' => 'customer_traffic.php?page=current',
diff --git a/templates/Sparkle/customer/traffic/traffic.tpl b/templates/Sparkle/customer/traffic/traffic.tpl
index 459c3ea4..fd4d9ef9 100644
--- a/templates/Sparkle/customer/traffic/traffic.tpl
+++ b/templates/Sparkle/customer/traffic/traffic.tpl
@@ -37,15 +37,15 @@ $header
 	</form>
 	
 	<div id="charts" class="hidden">
-		<if !in_array('traffic.http',explode(',',Settings::Get('panel.customer_hide_options')))>
+		<if !Settings::IsInList('panel.customer_hide_options','traffic.http')>
 			<h3>HTTP {$lng['admin']['traffic']} ({$lng['traffic']['months']['total']} {$traffic_complete['http']})</h3>
 			<div id="httpchart" class="trafficchart"></div>
 		</if>			
-		<if !in_array('traffic.ftp',explode(',',Settings::Get('panel.customer_hide_options')))>
+		<if !Settings::IsInList('panel.customer_hide_options','traffic.ftp')>
 			<h3>FTP {$lng['admin']['traffic']} ({$lng['traffic']['months']['total']} {$traffic_complete['ftp']})</h3>
 			<div id="ftpchart" class="trafficchart"></div>
 		</if>			
-		<if !in_array('traffic.mail',explode(',',Settings::Get('panel.customer_hide_options')))>
+		<if !Settings::IsInList('panel.customer_hide_options','traffic.mail')>
 			<h3>Mail {$lng['admin']['traffic']} ({$lng['traffic']['months']['total']} {$traffic_complete['mail']})</h3>
 			<div id="mailchart" class="trafficchart"></div>
 		</if>			
diff --git a/templates/Sparkle/customer/traffic/traffic_details.tpl b/templates/Sparkle/customer/traffic/traffic_details.tpl
index e41f8578..6e978e4f 100644
--- a/templates/Sparkle/customer/traffic/traffic_details.tpl
+++ b/templates/Sparkle/customer/traffic/traffic_details.tpl
@@ -31,15 +31,15 @@ $header
 		</tbody>
 	</table>
 	<div id="charts" class="hidden">
-		<if !in_array('traffic.http',explode(',',Settings::Get('panel.customer_hide_options')))>
+		<if !Settings::IsInList('panel.customer_hide_options','traffic.http')>
 			<h3>HTTP {$lng['admin']['traffic']} ({$lng['traffic']['months']['total']} {$traffic_complete['http']})</h3>
 			<div id="httpchart" class="trafficchart"></div>
 		</if>
-		<if !in_array('traffic.ftp',explode(',',Settings::Get('panel.customer_hide_options')))>
+		<if !Settings::IsInList('panel.customer_hide_options','traffic.ftp')>
 			<h3>FTP {$lng['admin']['traffic']} ({$lng['traffic']['months']['total']} {$traffic_complete['ftp']})</h3>
 			<div id="ftpchart" class="trafficchart"></div>
 		</if>
-		<if !in_array('traffic.mail',explode(',',Settings::Get('panel.customer_hide_options')))>
+		<if !Settings::IsInList('panel.customer_hide_options','traffic.mail')>
 			<h3>Mail {$lng['admin']['traffic']} ({$lng['traffic']['months']['total']} {$traffic_complete['mail']})</h3>
 			<div id="mailchart" class="trafficchart"></div>
 		</if>