Microsoft Gadget Virus
Whether you see Windows Vista and Windows 7 Gadgets as a set of helpful tools or a nuisance to your desktop, you may want to consider deleting them for the safety of your files and details you have hidden away in your computer. Microsoft has advised Vista and Windows 7 users to disable Gadgets and the Windows Sidebar following the revelation of remote code execution vulnerabilities in its features. These flaws could allow malicious Gadgets, or even compromised legitimate Gadgets, through Microsoft's Firewalls without triggering the virus discovery system.
Microsoft's only given answer to the vulnerability of millions of Windows 7 And Windows Vista users is a drastic one, though it should block the viruses' pathway through to your computer. As there is no 'Gadget Friendly' solution presently, the only way to be rid of this problem is to wipe your desktop of its 'helpful' gadgets entirely.
If you have either Windows Vista or Windows 7, you will be best to remove the Gadgets Sidebar from your computer completely, as although helpful, the gadgets are not worth the possibility of losing your files or harming your computer.
Here is a guide to safely remove the Gadgets Sidebar on Windows Vista and Windows 7
Your sidebar should now be gone, and won't start back up with Windows anymore.
Removing Gadgets in Windows 7
To disable Gadgets, simply open up the Control Panel and type "features" into the search box. Find the link for "Turn Windows features on or off" and open it.