var imageFiles_59_1 = new Array();
imageFiles_59_1['0'] = new Array ('_images/59_ABOUT_US.gif', '_images/59_ABOUT_USMouseover.gif');

function image_on_59_1 (position) {
   var doc = eval("document.image59_1" + position);
   doc.src = imageFiles_59_1[position][1];
}

function image_off_59_1 (position) {
   var doc = eval("document.image59_1" + position);
   doc.src = imageFiles_59_1[position][0];
}