var imageFiles_1z_40 = new Array();
imageFiles_1z_40['0'] = new Array ('_images/1z_Locations.gif', '_images/1z_LocationsMouseover.gif');
imageFiles_1z_40['1'] = new Array ('_images/1z_Feedback.gif', '_images/1z_FeedbackMouseover.gif');

function image_on_1z_40 (position) {
   var doc = eval("document.image1z_40" + position);
   doc.src = imageFiles_1z_40[position][1];
}

function image_off_1z_40 (position) {
   var doc = eval("document.image1z_40" + position);
   doc.src = imageFiles_1z_40[position][0];
}