Problem with webcam in toshiba

[many]

Hello,
i recently bought a toshiba satellite c6555 laptop with windows 7 installed in it,
but i changed its os to windows xp,
right now i am facing problems with the webcam. After clicking an image nothing is visible in the image it just looks like a black background can someone help me out???

 

[RyQril]

you need to install driver for it, since xp doesnt have it..