var imageFiles_pn_23 = new Array();
imageFiles_pn_23['0'] = new Array ('_images/pn_Home.gif', '_images/pn_HomeMouseover.gif');
imageFiles_pn_23['1'] = new Array ('_images/pn_Calendar_of_Events.gif', '_images/pn_Calendar_of_EventsMouseover.gif');

function image_on_pn_23 (position) {
   var doc = eval("document.imagepn_23" + position);
   doc.src = imageFiles_pn_23[position][1];
}

function image_off_pn_23 (position) {
   var doc = eval("document.imagepn_23" + position);
   doc.src = imageFiles_pn_23[position][0];
}