Kill the enemy! :D

Hello all =)
Well, I’ve made some simple shooting game, and when i am shooting
i can’t get collision with enemy object… example:
i am shooting one enemy of more which are on stage, and if i hit the only one enemy to

removeChild(thatEnemy);

… if you don’t understand what i am talking about check my source here:

ps. just make i can kill my enemies thanks

Thanks a lot!

Cheers, Aleksandar.