var imageFiles_8_3 = new Array();
imageFiles_8_3['0'] = new Array ('_images/8_Home.gif', '_images/8_HomeMouseover.gif');
imageFiles_8_3['1'] = new Array ('_images/8_Services.gif', '_images/8_ServicesMouseover.gif');
imageFiles_8_3['2'] = new Array ('_images/8_Medical.gif', '_images/8_MedicalMouseover.gif');
imageFiles_8_3['3'] = new Array ('_images/8_Contact_Us.gif', '_images/8_Contact_UsMouseover.gif');
imageFiles_8_3['4'] = new Array ('_images/8_About_Us.gif', '_images/8_About_UsMouseover.gif');

function image_on_8_3 (position) {
   var doc = eval("document.image8_3" + position);
   doc.src = imageFiles_8_3[position][1];
}

function image_off_8_3 (position) {
   var doc = eval("document.image8_3" + position);
   doc.src = imageFiles_8_3[position][0];
}