diff --git a/core/css/styles.css b/core/css/styles.css
index 4dfa3f64a375c70a5ea3f9e8b524b229e5a25c45..49cdc8836f8b0d474210341eef8502bae7c16588 100644
--- a/core/css/styles.css
+++ b/core/css/styles.css
@@ -345,6 +345,9 @@ li.update, li.error { width:640px; margin:4em auto; padding:1em 1em 1em 4em; bac
 #notification { z-index:101; background-color:#fc4; border:0; padding:0 .7em .3em; display:none; position: relative; top:0; -moz-border-radius-bottomleft:1em; -webkit-border-bottom-left-radius:1em; border-bottom-left-radius:1em; -moz-border-radius-bottomright:1em; -webkit-border-bottom-right-radius:1em; border-bottom-right-radius:1em; }
 #notification span { cursor:pointer; font-weight:bold; margin-left:1em; }
 
+#update-notification { z-index:101; background-color:#fc4; border:0; padding:0 .7em .3em; display:none; position: relative; top:0; -moz-border-radius-bottomleft:1em; -webkit-border-bottom-left-radius:1em; border-bottom-left-radius:1em; -moz-border-radius-bottomright:1em; -webkit-border-bottom-right-radius:1em; border-bottom-right-radius:1em; }
+#update-notification span { cursor:pointer; font-weight:bold; margin-left:1em; }
+
 tr .action:not(.permanent), .selectedActions a { -ms-filter:"progid:DXImageTransform.Microsoft.Alpha(Opacity=0)"; filter:alpha(opacity=0); opacity:0; }
 tr:hover .action, tr .action.permanent, .selectedActions a { -ms-filter:"progid:DXImageTransform.Microsoft.Alpha(Opacity=50)"; filter:alpha(opacity=50); opacity:.5; }
 tr .action { width:16px; height:16px; }
diff --git a/core/templates/layout.user.php b/core/templates/layout.user.php
index cfe0a5519434fbff5ea01615d780e6bdd5d816d5..12509019b040ae24ed8214c566f9977cf08bc48c 100644
--- a/core/templates/layout.user.php
+++ b/core/templates/layout.user.php
@@ -32,6 +32,9 @@
 	<body id="<?php p($_['bodyid']);?>">
 	<div id="notification-container">
 		<div id="notification"></div>
+		<?php if ($_['updateAvailable']): ?>
+			<div id="update-notification" style="display: inline;"><a href=""><?php print_unescaped($l->t('%s is available. <a href="%s">Click here to get more information.', array($_['updateVersion'], $_['updateLink']))); ?></a></a></div>
+		<?php endif; ?>
 	</div>
 	<header><div id="header">
 			<a href="<?php print_unescaped(link_to('', 'index.php')); ?>" title="" id="owncloud"><img class="svg"
diff --git a/lib/templatelayout.php b/lib/templatelayout.php
index 3c496f56e41769f9c14ccaf4f70c99520d4ddd83..3d344058facdf6e57cfe62949d466fdddf33327e 100644
--- a/lib/templatelayout.php
+++ b/lib/templatelayout.php
@@ -18,6 +18,20 @@ class OC_TemplateLayout extends OC_Template {
 				$this->assign('bodyid', 'body-user');
 			}
 
+			// Update notification
+			if(OC_Config::getValue('updatechecker', true) === true) {
+				$data=OC_Updater::check();
+				if(isset($data['version']) && $data['version'] != '' and $data['version'] !== Array() && OC_User::isAdminUser(OC_User::getUser())) {
+					$this->assign('updateAvailable', true);
+					$this->assign('updateVersion', $data['versionstring']);
+					$this->assign('updateLink', $data['web']);
+				} else {
+					$this->assign('updateAvailable', false); // No update available or not an admin user
+				}
+			} else {
+				$this->assign('updateAvailable', false); // Update check is disabled
+			}
+
 			// Add navigation entry
 			$this->assign( 'application', '', false );
 			$navigation = OC_App::getNavigation();
diff --git a/lib/updater.php b/lib/updater.php
index e7d33ac2bb970c5ac240850594057982f5357bea..9081bfc4be80be4310acc7103b049a7045df90f8 100644
--- a/lib/updater.php
+++ b/lib/updater.php
@@ -29,7 +29,14 @@ class OC_Updater{
 	 * Check if a new version is available
 	 */
 	public static function check() {
-		OC_Appconfig::setValue('core', 'lastupdatedat', microtime(true));
+
+		// Look up the cache - it is invalidated all 30 minutes
+		if((OC_Appconfig::getValue('core', 'lastupdatedat') + 1800) > time()) {
+			return json_decode(OC_Appconfig::getValue('core', 'lastupdateResult'), true);
+		}
+
+		OC_Appconfig::setValue('core', 'lastupdatedat', time());
+
 		if(OC_Appconfig::getValue('core', 'installedat', '')=='') {
 			OC_Appconfig::setValue('core', 'installedat', microtime(true));
 		}
@@ -65,38 +72,9 @@ class OC_Updater{
 		$tmp['url'] = $data->url;
 		$tmp['web'] = $data->web;
 
-		return $tmp;
-	}
-
-	public static function ShowUpdatingHint() {
-		$l = OC_L10N::get('lib');
-
-		if(OC_Config::getValue('updatechecker', true)==true) {
-			$data=OC_Updater::check();
-			if(isset($data['version']) and $data['version']<>'') {
-				$txt='<span style="color:#AA0000; font-weight:bold;">'
-					.$l->t('%s is available. Get <a href="%s">more information</a>',
-					array($data['versionstring'], $data['web'])).'</span>';
-			}else{
-				$txt=$l->t('up to date');
-			}
-		}else{
-			$txt=$l->t('updates check is disabled');
-		}
-		return($txt);
-	}
-
-
-	/**
-	 * do ownCloud update
-	 */
-	public static function doUpdate() {
-
-		//update ownCloud core
-
-		//update all apps
-
-		//update version in config
+		// Cache the result
+		OC_Appconfig::setValue('core', 'lastupdateResult', json_encode($data));
 
+		return $tmp;
 	}
-}
+}
\ No newline at end of file
diff --git a/settings/templates/admin.php b/settings/templates/admin.php
index 182168ce9eb4553344f83357d8ea1c06bf774afe..28254b7aa1844a5c5d9ebbb8cb51f3ca9c6314a6 100644
--- a/settings/templates/admin.php
+++ b/settings/templates/admin.php
@@ -233,8 +233,7 @@ endfor;?>
 
 <fieldset class="personalblock">
 	<legend><strong><?php p($l->t('Version'));?></strong></legend>
-	<strong>ownCloud</strong> <?php p(OC_Util::getVersionString()); ?> <?php p(OC_Util::getEditionString()); ?>
-	(<?php print_unescaped(OC_Updater::ShowUpdatingHint()); ?>)<br/>
+	<strong>ownCloud</strong> <?php p(OC_Util::getVersionString()); ?> <?php p(OC_Util::getEditionString()); ?><br/>
 	<?php print_unescaped($l->t('Developed by the <a href="http://ownCloud.org/contact" target="_blank">ownCloud community</a>, the <a href="https://github.com/owncloud" target="_blank">source code</a> is licensed under the <a href="http://www.gnu.org/licenses/agpl-3.0.html" target="_blank"><abbr title="Affero General Public License">AGPL</abbr></a>.')); ?>
 </fieldset>