search bug

@@ -895,7 +895,7 @@ function actionAddKeyWords() {
 function searchSuggestHistory() {
     var param = {
         return_type: 'jsonp',
-        query: encodeURIComponent(window.queryString().query.replace(/\+/ig, ' '))
+        query: encodeURIComponent((window.queryString().query || '').replace(/\+/ig, ' '))
     };
 
     if ($searchKey.attr('alt')) {
@@ -981,9 +981,6 @@ function searchSuggestRecommend(channel, key) {
  */
 $(function() {
     searchSuggestRecommend();
-    if (location.href.indexOf('www.yohobuy.com') < 0) {
-        searchSuggestHistory();
-    }
 });
 
 actionCover();