// NumberOfImagesToRotate = 6;
// FirstPart = '<div class="art-footer-body-';LastPart = '" >';
// function printImage() {	var r = Math.ceil(Math.random() * NumberOfImagesToRotate);	document.write(FirstPart + r + LastPart);} 
 NumberOfImagesToRotate = 23;
 
 FirstPart = '<div class="art-footer-body-';
 LastPart = '" >';

 function printImage() {
 var r = Math.ceil(Math.random() * NumberOfImagesToRotate);
 document.write(FirstPart + r + LastPart);
 }