Each video (except the realplayer video's) starts with an intro title like this

and ends with this title:

If you don't see the last title, you have not seen the whole video. Solution: rightclick on the picture of the video and choose 'save target as'. Now you can see the video from your harddisk.

The video's can be played with mediaplayer. Click here to download mediaplayer (free).

The realplayer video's can be played with realplayer. Click here to download realplayer (free).