var imageFiles_za_3 = new Array();
imageFiles_za_3['0'] = new Array ('_images/za_Thermography_Home.gif', '_images/za_Thermography_HomeMouseover.gif');
imageFiles_za_3['1'] = new Array ('_images/za_Letters_from_Dr__Jim.gif', '_images/za_Letters_from_Dr__JimMouseover.gif');
imageFiles_za_3['2'] = new Array ('_images/za_Wellness_Center.gif', '_images/za_Wellness_CenterMouseover.gif');
imageFiles_za_3['3'] = new Array ('_images/za_Contact_and_Map_Us.gif', '_images/za_Contact_and_Map_UsMouseover.gif');

function image_on_za_3 (position) {
   var doc = eval("document.imageza_3" + position);
   doc.src = imageFiles_za_3[position][1];
}

function image_off_za_3 (position) {
   var doc = eval("document.imageza_3" + position);
   doc.src = imageFiles_za_3[position][0];
}