Turbo button Keyboard?

[RYU81]

I have standard keyboard and I want when I play games in my Pc use turbo function (like Rapid Fire),only hold on any button to be use it.is there way to make it in my normal Keyboard?or if there program to do it?

Edited March 25, 2008 by RYU81

[puntoMX]

Can you state your question different please and if possible with more words...

[RYU81]

I explain it more in first post