var imageFiles_4i_304 = new Array();
imageFiles_4i_304['0'] = new Array ('_images/4i_Arcoaire.gif', '_images/4i_ArcoaireMouseover.gif');

function image_on_4i_304 (position) {
   var doc = eval("document.image4i_304" + position);
   doc.src = imageFiles_4i_304[position][1];
}

function image_off_4i_304 (position) {
   var doc = eval("document.image4i_304" + position);
   doc.src = imageFiles_4i_304[position][0];
}