var imageFiles_a5_23 = new Array();
imageFiles_a5_23['0'] = new Array ('_images/a5_Teen_Group.gif', '_images/a5_Teen_GroupMouseover.gif');

function image_on_a5_23 (position) {
   var doc = eval("document.imagea5_23" + position);
   doc.src = imageFiles_a5_23[position][1];
}

function image_off_a5_23 (position) {
   var doc = eval("document.imagea5_23" + position);
   doc.src = imageFiles_a5_23[position][0];
}