diff --git a/core/js/js.js b/core/js/js.js
index ba8020c89e..c5e32f3c27 100644
--- a/core/js/js.js
+++ b/core/js/js.js
@@ -667,9 +667,7 @@ function formatDate(date){
 	if(typeof date=='number'){
 		date=new Date(date);
 	}
-	var monthNames = [ t('files','January'), t('files','February'), t('files','March'), t('files','April'), t('files','May'), t('files','June'),
-	t('files','July'), t('files','August'), t('files','September'), t('files','October'), t('files','November'), t('files','December') ];
-	return monthNames[date.getMonth()]+' '+date.getDate()+', '+date.getFullYear()+', '+((date.getHours()<10)?'0':'')+date.getHours()+':'+((date.getMinutes()<10)?'0':'')+date.getMinutes();
+	return $.datepicker.formatDate(datepickerFormatDate, date)+' '+date.getHours()+':'+((date.getMinutes()<10)?'0':'')+date.getMinutes();
 }
 
 /**
diff --git a/core/js/share.js b/core/js/share.js
index de50e53a44..1bc8f55568 100644
--- a/core/js/share.js
+++ b/core/js/share.js
@@ -343,6 +343,14 @@ OC.Share={
 }
 
 $(document).ready(function() {
+	$.datepicker.setDefaults({
+		monthNames: monthNames,
+		monthNamesShort: $.map(monthNames, function(v) { return v.slice(0,3)+'.'; }),
+		dayNames: dayNames,
+		dayNamesMin: $.map(dayNames, function(v) { return v.slice(0,2); }),
+		dayNamesShort: $.map(dayNames, function(v) { return v.slice(0,3)+'.'; }),
+		firstDay: firstDay
+	});
 
 	$('a.share').live('click', function(event) {
 		event.stopPropagation();
diff --git a/core/l10n/l10n-de.php b/core/l10n/l10n-de.php
index 976f8ce3c5..77d35af493 100644
--- a/core/l10n/l10n-de.php
+++ b/core/l10n/l10n-de.php
@@ -1,5 +1,7 @@
 <?php
 $LOCALIZATIONS = array(
+	'jsdate' => 'dd.mm.yy',
 	'date' => '%d.%m.%Y',
 	'datetime' => '%d.%m.%Y %H:%M:%S',
-	'time' => '%H:%M:%S' );
+	'time' => '%H:%M:%S',
+	'firstday' => 0 );
diff --git a/core/l10n/l10n-en.php b/core/l10n/l10n-en.php
index 3a050d477c..9ee748bee2 100644
--- a/core/l10n/l10n-en.php
+++ b/core/l10n/l10n-en.php
@@ -1,5 +1,7 @@
 <?php
 $LOCALIZATIONS = array(
+	'jsdate' => 'MM d, yy',
 	'date' => '%B %e, %Y',
 	'datetime' => '%B %e, %Y %H:%M',
-	'time' => '%H:%M:%S' );
+	'time' => '%H:%M:%S',
+	'firstday' => 0 );
diff --git a/core/l10n/l10n-es.php b/core/l10n/l10n-es.php
index b81464b491..13db2ec5d4 100644
--- a/core/l10n/l10n-es.php
+++ b/core/l10n/l10n-es.php
@@ -1,5 +1,7 @@
 <?php
 $LOCALIZATIONS = array(
+	'jsdate' => "d 'de' MM 'de' yy",
 	'date' => '%e de %B de %Y',
 	'datetime' => '%e de %B de %Y %H:%M',
-	'time' => '%H:%M:%S' );
+	'time' => '%H:%M:%S',
+	'firstday' => 1 );
diff --git a/core/templates/layout.user.php b/core/templates/layout.user.php
index b6d8a7604a..1f16fdf7c6 100644
--- a/core/templates/layout.user.php
+++ b/core/templates/layout.user.php
@@ -13,6 +13,10 @@
 			var oc_current_user = '<?php echo OC_User::getUser() ?>';
 			var oc_requesttoken = '<?php echo $_['requesttoken']; ?>';
 			var oc_requestlifespan = '<?php echo $_['requestlifespan']; ?>';
+			var datepickerFormatDate = <?php echo json_encode($l->l('jsdate')) ?>;
+			var dayNames = <?php echo json_encode(array((string)$l->t('Sunday'), (string)$l->t('Monday'), (string)$l->t('Tuesday'), (string)$l->t('Wednesday'), (string)$l->t('Thursday'), (string)$l->t('Friday'), (string)$l->t('Saturday'))) ?>;
+			var monthNames = <?php echo json_encode(array((string)$l->t('January'), (string)$l->t('February'), (string)$l->t('March'), (string)$l->t('April'), (string)$l->t('May'), (string)$l->t('June'), (string)$l->t('July'), (string)$l->t('August'), (string)$l->t('September'), (string)$l->t('October'), (string)$l->t('November'), (string)$l->t('December'))) ?>;
+			var firstDay = <?php echo json_encode($l->l('firstday')) ?>;
 		</script>
 		<?php foreach($_['jsfiles'] as $jsfile): ?>
 			<script type="text/javascript" src="<?php echo $jsfile; ?>"></script>
diff --git a/lib/l10n.php b/lib/l10n.php
index ac57115da4..6667747b88 100644
--- a/lib/l10n.php
+++ b/lib/l10n.php
@@ -58,9 +58,11 @@ class OC_L10N{
 	 * Localization
 	 */
 	private $localizations = array(
+		'jsdate' => 'dd.mm.yy',
 		'date' => '%d.%m.%Y',
 		'datetime' => '%d.%m.%Y %H:%M:%S',
-		'time' => '%H:%M:%S');
+		'time' => '%H:%M:%S',
+		'firstday' => 0);
 
 	/**
 	 * get an L10N instance
@@ -223,6 +225,9 @@ class OC_L10N{
 				setlocale(LC_TIME, $locales);
 				return strftime($this->localizations[$type], $data);
 				break;
+			case 'firstday':
+			case 'jsdate':
+				return $this->localizations[$type];
 			default:
 				return false;
 		}