Need Help with Signature!

I need someone to help me figure out how to do this

I want to put hyperlinks in for my signature kinda like this

| Private Message | AIM | Skype |

I've tried 100 times and can't figure out how to input the hyper link

my aim is XboxKoreChris
my skype is Zombiedog3655

please try to get the hyperlinks working for me please.