How do you change the output of a second keyboard?

OK so i have a second keyboard that i want to use for shortcuts like .com or game buttons but if i just change the value like ';.'; = ';.com'; then it will change it on both keyboard i want to physically go in and change the output of the second keyboard and write a receiving program so that when the ';.'; key is pushed on the second keyboard it puts out a ';.com'; also i want to make them ';hot keys'; which if u don't no what that is it is when you press a certain key it opens a program so i want to for instance when i press ';i'; on my second keyboard i want it to open Itunes ok i need help with all of this?How do you change the output of a second keyboard?
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