var imageFiles_5a_51 = new Array();
imageFiles_5a_51['0'] = new Array ('_images/5a_HOME.gif', '_images/5a_HOMEMouseover.gif');
imageFiles_5a_51['1'] = new Array ('_images/5a_DONATE.gif', '_images/5a_DONATEMouseover.gif');
imageFiles_5a_51['2'] = new Array ('_images/5a_VOLUNTEER.gif', '_images/5a_VOLUNTEERMouseover.gif');
imageFiles_5a_51['3'] = new Array ('_images/5a_MEMBERS.gif', '_images/5a_MEMBERSMouseover.gif');
imageFiles_5a_51['4'] = new Array ('_images/5a_CONTACT_US.gif', '_images/5a_CONTACT_USMouseover.gif');

function image_on_5a_51 (position) {
   var doc = eval("document.image5a_51" + position);
   doc.src = imageFiles_5a_51[position][1];
}

function image_off_5a_51 (position) {
   var doc = eval("document.image5a_51" + position);
   doc.src = imageFiles_5a_51[position][0];
}