video saving using Aforge C#

Question

hi,

Now i having problem of how to record/save a video using my webcam in Afoge. Does anyone of you know how to code that?

I got refer from http://www.codeproject.com/KB/audio-video/Motion_Detection.aspx but i stil don't really understand it. Once i put in it also cannot be function. 

Please please.. I really need your help. :(