http://www.tomshardware.com/forum/10594-63-picture-webcam-laptop-windows
http://search.dell.com/results.aspx?c=us&l=en&s=gen&cat=sup&k=How+do+i+take+a+pic+with+my+webcam&rpp=12&p=1&rf=all&nk=f&ira=False&~srd=False&ipsys=False&advsrch=False&~ck=tab
Have you looked for the webcam software? If you can't find it you should be able to download it from the link above.