How to add Gadgets to Sidebar through Internet in Windows Vista?

Please refer to the following contents
 
In addition to the pre-installed Gadget, you can also download other Gadgets and install them on your computer.
When downloading, please make sure that you are not using the inappropriate file.
To learn how to add the pre-installed Gadget to Windows Sidebar, please take the following steps.
[Windows Vista]How to add/delete Gadgets in Windows Sidebar

How to download and install Gadgets to the Sidebar, please take the following steps.
Before doing the following actions, please make sure that your laptop is connecting to internet.
 
1.Right-Click the Windows Sidebar, then click Add Gadget.
2.Click Acquire Gadgets Online.
3.On the webpage, click the Gadget icon you wish to select, and then click the download button.
4.Show Windows Internet Explorer screen of warning, then click the OK button.
5.Show Download File screen, then click the Open button.
6.Internet Explorer Security will display, click Allow button.
7.Windows Sidebar – Security warning will display, click the Install button.
8.The Gadget should then be added to the Windows Sidebar automatically.
*The example will demonstrate how to install  Google Search Bar.
9.
In the Gadgets list, it will display the added Gadgets.