Index: repository/filepicker.js
===================================================================
--- repository/filepicker.js	(revision 16017)
+++ repository/filepicker.js	(revision )
@@ -1219,6 +1228,11 @@
                 var html = '<a href="###"><img src="'+M.util.image_url('a/search')+'" /> '+M.str.repository.search+'</a>';
                 var search = Y.Node.create(html);
                 search.on('click', function() {
+                    if (search.hasClass('repository_loading_search')) {
+                        return;
+                    }
+                    search.addClass('repository_loading_search');
+
                     scope.request({
                         scope: scope,
                         action:'searchform',
@@ -1297,6 +1311,7 @@
                             });
                             search_dialog.render();
                             search_dialog.show();
+                            search.removeClass('repository_loading_search');
 
                             Y.use('event-custom', function(Y) {
                                 var publisher  = new Y.EventTarget();