first website help

[Scalamere]

Basically i have saved it all out, and my site works fine on mac/safari/opera.
But when i asked a mate on a pc to check it it comes out like this.

http://i220.photobucket.com/albums/dd107/Hauntingskateboards/hj44tmp.jpg

I assume it is all going wrong cus of the outline around the links.