var imageFiles_3z_11 = new Array();
imageFiles_3z_11['0'] = new Array ('_images/3z_Home.gif', '_images/3z_HomeMouseover.gif');
imageFiles_3z_11['1'] = new Array ('_images/3z_About_Us.gif', '_images/3z_About_UsMouseover.gif');
imageFiles_3z_11['2'] = new Array ('_images/3z_Contact_Us.gif', '_images/3z_Contact_UsMouseover.gif');

function image_on_3z_11 (position) {
   var doc = eval("document.image3z_11" + position);
   doc.src = imageFiles_3z_11[position][1];
}

function image_off_3z_11 (position) {
   var doc = eval("document.image3z_11" + position);
   doc.src = imageFiles_3z_11[position][0];
}