var imageFiles_90_39 = new Array();
imageFiles_90_39['0'] = new Array ('_images/90__Food_Give_away.gif', '_images/90__Food_Give_awayMouseover.gif');

function image_on_90_39 (position) {
   var doc = eval("document.image90_39" + position);
   doc.src = imageFiles_90_39[position][1];
}

function image_off_90_39 (position) {
   var doc = eval("document.image90_39" + position);
   doc.src = imageFiles_90_39[position][0];
}