This is a file that will give you all the drivers you'll need for your webcam installition. They include -
ks.sys
ksclockf.ax
ksdata.ax
ksinterf.ax
ksproxy.ax
kstvtune.ax
ksvpintf.ax
kswdmcap.ax
ksxbar.ax
stream.sys
usbcamd.sys
vfwwdm.drv
vfwwdm32.dll