function showsection(name) {
  document.getElementsByName(name)[0].style.display='';
}

function hidesection(name) {
  document.getElementsByName(name)[0].style.display='none';
}

function togglesection(name) {
  if ( document.getElementsByName(name)[0].style.display == '' ) {
    document.getElementsByName(name)[0].style.display='none';
  } else {
    document.getElementsByName(name)[0].style.display='';
  }
}