function updatePreview() {

  var tRad = document.getElementById('saveMeASeatForm').plaqueTitle;
  var tDiv = document.getElementById('plaqueTitleDiv');
  var nDiv = document.getElementById('plaqueNameDiv');

  var lines = new Array();
  var names = "";
  var okay = false;

  // Check to see if a title has been chosen
  // and set it if it has
  for (var i = 0; i < tRad.length; i++) {
    if (tRad[i].checked) {
      okay = true;
      tDiv.innerHTML = tRad[i].value + ":";
      break;
    }
  }
  if (!okay) {
    tDiv.innerHTML = "";
    nDiv.innerHTML = "<br />[Choose a plaque title]";
  } else {
    for (i = 0; i < tRad.length; i++) {
      names += document.getElementById('plaqueNameLine'+(i+1)).value;
      names += "<br />";
    }
    nDiv.innerHTML = names;
  }
}