// insert the image for each particular section
var adArray = new Array();
adArray[0] = '
';
adArray[1] = '
';
adArray[2] = '
';
random=Math.floor(Math.random()*(adArray.length));
if ((document.forms[0].Section.value != "") && (document.forms[0].Section.value != "Library"))
{
document.write(adArray[random]);
}