var imageFiles_tt_46 = new Array();
imageFiles_tt_46['0'] = new Array ('_images/tt_Home.gif', '_images/tt_HomeMouseover.gif');
imageFiles_tt_46['1'] = new Array ('_images/tt_About_RMS.gif', '_images/tt_About_RMSMouseover.gif');

function image_on_tt_46 (position) {
   var doc = eval("document.imagett_46" + position);
   doc.src = imageFiles_tt_46[position][1];
}

function image_off_tt_46 (position) {
   var doc = eval("document.imagett_46" + position);
   doc.src = imageFiles_tt_46[position][0];
}