brand search update

@@ -148,7 +148,7 @@ function bindWriteLocal($brandList, list) {
         }
 
         if (localStorage) {
-            if (isLocalStorageSupported) {
+            if (isLocalStorageSupported()) {
                 historys = localStorage.getItem('historys-brand');
             }
 
@@ -167,9 +167,10 @@ function bindWriteLocal($brandList, list) {
             }
 
             historys += query + ranToken;
-
+            if (isLocalStorageSupported()) {
                 localStorage.setItem('historys-brand', historys);
             }
+        }
 
         if (list) {
             location.href = url;
@@ -432,7 +433,9 @@ if ($('.brand-search-page').length > 0) {
 
     chHammer = new Hammer($clearHistory[0]);
     chHammer.on('tap', function() {
+        if (isLocalStorageSupported()) {
             localStorage.removeItem('historys-brand');
+        }
 
         $history.html('');
         $historySearch.hide();