Mask the whole viewport during the loading of the PanelwithUrlSelector.

static/plugin_dbui/CHANGELOG

 --------------------------------- CHANGE LOG ----------------------------------
 
 HEAD
-   - Add the plugin App.grid.plugin.Export
+   - Add the plugin App.grid.plugin.Export.
+   - Mask the whole viewport during loading a PanelWithUrlSelector.
 
 0.6.1.7 (Sep 2014)
    - Use inline script and Ext.grid.Panel to display software versions

static/plugin_dbui/src/panel/WithUrlSelector.js

@@ -199,12 +199,12 @@ Ext.define('App.panel.WithUrlSelector', {
 
         // load the HTML content in the main panel
         // use the main panel loader
-        // mask the whole widget including the selector
+        // mask the whole viewport
         if (!request.ext || request.ext.indexOf('htm') !== -1) {
 
             mask = {
                 msg: this.textLoad,
-                target: this
+                target: this.up('xviewport')
             };
 
             this.mainPanel.getLoader().load({