The ON button on my

Question

The ON button on my PC tower got stuck so I pulled the front cover I think I pulled it to hard and the wires came out. On the end they have these small box kind of thing that say(POW LED)(HDD LED)(POWS/W). Where do I plug the wires back into I know how to take the cover of, but I don't know there to fit it into. PLEASE HELP!!!!!!!!!!! URGENT!!!!!!!!!!!!