function DoNothing( ) { }

function openMenu( name ) {
   document.getElementById( name ).style.visibility = "visible";
}

function closeMenu( name ) {
   document.getElementById( name ).style.visibility = "hidden";
}

function menu_redirect( url, did ) {
  location.href = '?did' + '=' + did;
}
function menu_redirecturl( url, did ) {
  location.href = url + '?did' + '=' + did;
}
function openCenterWindow( url, wd, ht, scroll ) {
  d = ( screen.width - wd )/2;
  h = ( ( screen.height-ht )/2 );

  window.open(url,'','top=' + h + ',left=' + d + ',width=' + wd + ',height=' + ht + ',toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=' + scroll + ',resizable=' + scroll + '').focus();
}

function SetBackTOTopLink() {
  if( ( document.body.scrollHeight - 100 ) > document.body.offsetHeight ) {
    HrefBackToTop.innerHTML = '<span style="padding-right: 15px;">Back to Top</span>';
    HrefBackToTop.href = '#top';
  } else {
    HrefBackToTop.innerHTML = '';
    HrefBackToTop.href = '';
  }
}