var imageFiles_4z_1 = new Array();
imageFiles_4z_1['0'] = new Array ('_images/4z_LEAVE_FEEDBACK.gif', '_images/4z_LEAVE_FEEDBACKMouseover.gif');
imageFiles_4z_1['1'] = new Array ('_images/4z_SHOPPING_CART.gif', '_images/4z_SHOPPING_CARTMouseover.gif');

function image_on_4z_1 (position) {
   var doc = eval("document.image4z_1" + position);
   doc.src = imageFiles_4z_1[position][1];
}

function image_off_4z_1 (position) {
   var doc = eval("document.image4z_1" + position);
   doc.src = imageFiles_4z_1[position][0];
}