What you will need:
Hypercam 2 -
http://www.hyperionics.com/hc/Windows Movie Maker
An account on Youtube/Photobucket/Tinypic (Youtube is used most)
Videos can be used for catching autoers tooSet the resolution on Hypercam to where you want it
Press F2 (Or whatever your hotkey is for start recording)
Press F2 again and it will stop.
Open Windows Movie Maker and open the clip
Click Publish and keep clicking next until you reach the end.
Go onto youtube and Upload the video.
Then copy the link of the video (after it uploads) into your thread.
Tada.