Someone sent me an email as following:
Enjoyed the vector models you provided on the website.  As you asked for suggestions - it would be very helpful if you could "rotate" the 3d version of the model from different angles.  Would give an enhanced perspective of the resultant vectors respective to each coordinate access.  Not a programmer myself so have no idea how much work would be involved but that feature would be very cool.
So I created the following applets:

Press the Alt key and the left mouse button to drag the applet off the browser and onto the desktop.