How to un-install those java XXXdemo

How to un-install those java XXXdemo

http://www.airfirst.ch/b2/Ecran05.png

None result using the remove button ("Supprimer" button in the screen shot).

I got them launching demo (orange Launch button) from:

http://java.sun.com/docs/books/tutorial/uiswing/components/table.html

Thanks

[320 byte] By [fla22a] at [2007-11-27 11:50:57]