//image rotation created on April 5, 2006 
 num=backgroundArtImage.length;
 incr=Math.floor(Math.random()*num);


function backgroundArtImageRotate()
{
 document.open();
 document.write("<div id='academicBox01' style='background-image: url(/art/images/academics/"+backgroundArtImage[incr]+");'>");
document.close();
}