If you are using Firefox, please check the following setting.
如果你是使用firefox, 请看下列指示

If you are using Internet Explorer (IE), please check the following setting.
如果你是使用IE, 请看下列指示

A. Disable or Turn Off Windows Internet Explorer 7 (IE7) Protected Mode (Tools->Internet Option->Security)

B.check your ActiveX security Settings:

1.  Click on the Tools -> Internet Options Menu

2.  Click on the "security" tab

3.  Click on the "custom" button

4.  Make sure the following ActiveX Settings are set
  • Download Signed Activex Controls
    • Enable / Prompt
  • Run Activex Controls
    • Enable
  • Script Activex controls marked safe for scripting
    • Enable