This long cord did me in... I had the headphones hooked up to my powerbook, and my roommate tripped over the cord and yanked them out with some force. The jack bent a bit, but I bent it back... I'm worried, is there any way I can get this replaced or replace it ? Help. Please. I just...

Hey guys, You might have noticed this is my first post here, I posted a little in head-wize back when it was still going, but now I'm here looking for some purchasing advice. I have about 400$ to spend on new headphones and new earphones, and was looking for some suggestions on what to...