var imageFiles_2y_40 = new Array();
imageFiles_2y_40['0'] = new Array ('_images/2y_Home.gif', '_images/2y_HomeMouseover.gif');
imageFiles_2y_40['1'] = new Array ('_images/2y_Site_Map.gif', '_images/2y_Site_MapMouseover.gif');
imageFiles_2y_40['2'] = new Array ('_images/2y_Contact_Us.gif', '_images/2y_Contact_UsMouseover.gif');
imageFiles_2y_40['3'] = new Array ('_images/2y_Privacy_Policy.gif', '_images/2y_Privacy_PolicyMouseover.gif');

function image_on_2y_40 (position) {
   var doc = eval("document.image2y_40" + position);
   doc.src = imageFiles_2y_40[position][1];
}

function image_off_2y_40 (position) {
   var doc = eval("document.image2y_40" + position);
   doc.src = imageFiles_2y_40[position][0];
}