dos

Public/static/js/common.js

@@ -32,7 +32,21 @@ var picUrl = window.base_resource_url + '/image2/';
 var preloadImageList = [
     // picUrl + 'share.png',
     picUrl + 'home-btn-next-active.png',
-    picUrl + 'question-btn-next.png'
+    picUrl + 'question-btn-submit-active.png',
+    picUrl + 'question-btn-next-active.png',
+    picUrl + 'btn-back-active.png',
+    picUrl + 'btn-back.png',
+    picUrl + 'btn-retry-active.png',
+    picUrl + 'btn-submit-active.png',
+    picUrl + 'btn-tryprize-active.png',
+    picUrl + 'poster1.png',
+    picUrl + 'poster2.png',
+    picUrl + 'poster3.png',
+    picUrl + 'poster4.png',
+    picUrl + 'poster5.png',
+    picUrl + 'poster6.png',
+    picUrl + 'poster7.png',
+    picUrl + 'poster8.png',
 ];
 if ($('div').length > 0) {
     $.each($('div'), function (index, val) {