I think this will be the best approach. Download the driver from http://www.microsoft.com/hardware/digitalcommunication/DownloadResult.aspx?prod=VX3000&os=vista32bit&lang=en&driverVersion=LifeCam%201.3%2032-bit%20and%2064-bit%20for%20Windows%20Vista
Then install it again. Check out the VISTA control panel if the Cam will shown there.
Microsoft is conducting an online survey to understand your opinion of the Msdn Web site. If you choose to participate, the online survey will be presented to you when you leave the Msdn Web site.
Would you like to participate?