var imageFiles_tl_28 = new Array();
imageFiles_tl_28['0'] = new Array ('_images/tl_Crystal.gif', '_images/tl_CrystalMouseover.gif');

function image_on_tl_28 (position) {
   var doc = eval("document.imagetl_28" + position);
   doc.src = imageFiles_tl_28[position][1];
}

function image_off_tl_28 (position) {
   var doc = eval("document.imagetl_28" + position);
   doc.src = imageFiles_tl_28[position][0];
}