var trace = 0;

function GoTo(url,frm) {
  if (trace) {
    url += (url.indexOf('?') >= 0) ? '&' : '?';
    url += 'debug='+trace;
  }
  if (frm) {
    if (frm.redir) frm.redir.value = url;
    if (frm.cfg) frm.cfg.value = '';
    frm.submit();
  }
  else {
    location.href = url;
  }
  return false;
}

function ShowImage(id,filename) {
  var elem = document.getElementById(id);
  elem.src = 'images/'+filename;
}

function ShowPhoto(filename) {
  var elem = document.getElementById('mainphoto');
  if (elem) elem.src = "photos/"+filename;
  return false;
}

function GetFile(cbox,name) {
  var elem = document.getElementById(name);
  var eold = document.getElementById(name+'_filename');
  if (cbox.checked) {
    eold.className = 'hideit';
    elem.className = 'showit';
  }
  else {
    eold.className = 'showit';
    elem.className = 'hideit';
    elem.value     = '';
  }
}