var imageFiles_f_21 = new Array();
imageFiles_f_21['0'] = new Array ('_images/f_WHO_WE_ARE.gif', '_images/f_WHO_WE_AREMouseover.gif');
imageFiles_f_21['1'] = new Array ('_images/f_INTERSTATE_TRUCK.gif', '_images/f_INTERSTATE_TRUCKMouseover.gif');
imageFiles_f_21['2'] = new Array ('_images/f_DIXON_INSURANCE_INC_.gif', '_images/f_DIXON_INSURANCE_INC_Mouseover.gif');
imageFiles_f_21['3'] = new Array ('_images/f_FORMS___APPS.gif', '_images/f_FORMS___APPSMouseover.gif');
imageFiles_f_21['4'] = new Array ('_images/f_HELPFUL_LINKS.gif', '_images/f_HELPFUL_LINKSMouseover.gif');
imageFiles_f_21['5'] = new Array ('_images/f_SERVICE_24_7_.gif', '_images/f_SERVICE_24_7_Mouseover.gif');
imageFiles_f_21['6'] = new Array ('_images/f_CONTACT_US.gif', '_images/f_CONTACT_USMouseover.gif');

function image_on_f_21 (position) {
   var doc = eval("document.imagef_21" + position);
   doc.src = imageFiles_f_21[position][1];
}

function image_off_f_21 (position) {
   var doc = eval("document.imagef_21" + position);
   doc.src = imageFiles_f_21[position][0];
}