HiAs youve might have seen on the user list the input events contrib are ready for key binding (binding a components action/event to forexample ctrl+s)..
If you want you could check it out, and tell if anything could be done better, currently its the inputbehavior class that would be worth looking at..
Read more on the wiki...http://wicketstuff.org/confluence/display/STUFFWIKI/wicket-stuff-contrib-input-events
regards Nino
