var imageFiles_9z_4 = new Array();
imageFiles_9z_4['0'] = new Array ('_images/9z_Certifications.gif', '_images/9z_CertificationsMouseover.gif');
imageFiles_9z_4['1'] = new Array ('_images/9z_Client_List.gif', '_images/9z_Client_ListMouseover.gif');
imageFiles_9z_4['2'] = new Array ('_images/9z_Projects.gif', '_images/9z_ProjectsMouseover.gif');
imageFiles_9z_4['3'] = new Array ('_images/9z_Photo_Gallery.gif', '_images/9z_Photo_GalleryMouseover.gif');
imageFiles_9z_4['4'] = new Array ('_images/9z_Request_A_Quote.gif', '_images/9z_Request_A_QuoteMouseover.gif');

function image_on_9z_4 (position) {
   var doc = eval("document.image9z_4" + position);
   doc.src = imageFiles_9z_4[position][1];
}

function image_off_9z_4 (position) {
   var doc = eval("document.image9z_4" + position);
   doc.src = imageFiles_9z_4[position][0];
}