var imageFiles_ba_57 = new Array();
imageFiles_ba_57['0'] = new Array ('_images/ba_Home.gif', '_images/ba_HomeMouseover.gif');
imageFiles_ba_57['1'] = new Array ('_images/ba_Company.gif', '_images/ba_CompanyMouseover.gif');
imageFiles_ba_57['2'] = new Array ('_images/ba_Feedback.gif', '_images/ba_FeedbackMouseover.gif');
imageFiles_ba_57['3'] = new Array ('_images/ba_Contact_Us.gif', '_images/ba_Contact_UsMouseover.gif');

function image_on_ba_57 (position) {
   var doc = eval("document.imageba_57" + position);
   doc.src = imageFiles_ba_57[position][1];
}

function image_off_ba_57 (position) {
   var doc = eval("document.imageba_57" + position);
   doc.src = imageFiles_ba_57[position][0];
}