first import

sites/all/modules/l10n_update/js/l10n_update.js

@@ -0,0 +1,22 @@
+(function ($) {
+
+Drupal.behaviors.l10nUpdateCollapse = {
+  attach: function (context, settings) {
+    $('.l10n-update .l10n-update-wrapper', context).once('l10nupdatecollapse', function () {
+      var wrapper = $(this);
+
+      // Turn the project title into a clickable link.
+      // Add an event to toggle the content visibiltiy.
+      var $legend = $('.project-title', this);
+      var $link = $('<a href="#"></a>')
+        .prepend($legend.contents())
+        .appendTo($legend)
+        .click(function () {
+          Drupal.toggleFieldset(wrapper);
+          return false;
+        });
+    });
+  }
+};
+
+})(jQuery);