dos

Public/static/js/common.js

@@ -27,10 +27,16 @@ function preloadimages(obj, complete_cb, progress_cb) {
     }
 }
 
-var picUrl = window.base_resource_url + '/images/';
+var picUrl = window.base_resource_url + '/image2/';
 
 var preloadImageList = [
     // picUrl + 'share.png',
+    picUrl + 'colorbar-red.png',
+    picUrl + 'colorbar-yellow.png',
+    picUrl + 'colorbar-lightgreen.png',
+    picUrl + 'colorbar-darkgreen.png',
+    picUrl + 'colorbar-blue.png',
+    picUrl + 'colorbar-purple.png',
 ];
 if ($('div').length > 0) {
     $.each($('div'), function (index, val) {