In Windows Vista, you have configured the Windows Sidebar gadgets to display on your desktop, clock, for example. But if you open a window it covers your Windows Sidebar and gadgets. You can configure the Windows Sidebar to always stay on top of other windows.

1. In Windows Vista, right-click an empty space on the Windows Sidebar. In the menu that appears, select Properties.

2. In the arrangement, check the box Sidebar is always on top of other windows.

3. Finally, click on the OK button.