on collision damage

im trying to make a sword in the fps tutorial. using those recieve damage scripts could anyone give me a damage that when the hitbox collides it sends out a damage variable. thanks

There are a lot of questions that have similar answer. Here's one that shows up in the "related" box on the right there that probably is what you want.

http://answers.unity3d.com/questions/11265/please-i-need-a-damage-script