var imageFiles_523z_17 = new Array();
imageFiles_523z_17['0'] = new Array ('_images/523z_Cat_Supplies.gif', '_images/523z_Cat_SuppliesMouseover.gif');

function image_on_523z_17 (position) {
   var doc = eval("document.image523z_17" + position);
   doc.src = imageFiles_523z_17[position][1];
}

function image_off_523z_17 (position) {
   var doc = eval("document.image523z_17" + position);
   doc.src = imageFiles_523z_17[position][0];
}