var imageFiles_40ns0_1 = new Array();
imageFiles_40ns0_1['0'] = new Array ('_images/40ns0_Fun_Topics.gif', '_images/40ns0_Fun_TopicsMouseover.gif');

function image_on_40ns0_1 (position) {
   var doc = eval("document.image40ns0_1" + position);
   doc.src = imageFiles_40ns0_1[position][1];
}

function image_off_40ns0_1 (position) {
   var doc = eval("document.image40ns0_1" + position);
   doc.src = imageFiles_40ns0_1[position][0];
}