var backColor = new Array(); // don't change this
var logos = new Array(); // don't change this
var topBackColor = new Array(); // don't change this


backColor[0] = 'url(images/bgF.jpg)';
backColor[1] = 'url(images/bgW.jpg)';
backColor[2] = 'url(images/bgI.jpg)';
backColor[3] = 'url(images/bgOP.jpg)';

logos[0] = 'images/logo4.gif';
logos[1] = 'images/logo3.gif';
logos[2] = 'images/logo5.gif';
logos[3] = 'images/logo6.gif';

topBackColor[0] = 'url(images/img02.jpg)';
topBackColor[1] = 'url(images/img01.jpg)';
topBackColor[2] = 'url(images/img03.jpg)';
topBackColor[3] = 'url(images/img04.jpg)';


function changeBG(whichColor){
document.getElementById('page').style.background = backColor[whichColor]; 
document.getElementById('logo2').src = logos[whichColor];
document.getElementById('top').style.background = topBackColor[whichColor];
return false;
}