To make similar background go to any or similar myspace pimper like http://www.myspacepimper.com/ ,
http://www.blinkyou.com/
http://www.myspacelayoutspy.com/
Than copy the html layout , Then click on settings Then click on design my profile Then past in the box at the bottom of the page ( css) Then click on select color to every feature which is indicate select color : make item transparent The rest of the features you can choose any color of your choice And don't forget to click on save at the bottom of the list ! Et voila
