var imageFiles_vr_22 = new Array();
imageFiles_vr_22['0'] = new Array ('_images/vr_Events.gif', '_images/vr_EventsMouseover.gif');

function image_on_vr_22 (position) {
   var doc = eval("document.imagevr_22" + position);
   doc.src = imageFiles_vr_22[position][1];
}

function image_off_vr_22 (position) {
   var doc = eval("document.imagevr_22" + position);
   doc.src = imageFiles_vr_22[position][0];
}