function comments(show_id)  {
  newWindow = window.open('/Comments/?show_id='+show_id,'commentsWindow','width=490,height=475,resizable=no,toolbar=no,location=no,scrollbars=yes');
}
function corrections(date)  {
  newWindow = window.open('/Corrections/?date='+date,'correctionsWindow','width=490,height=475,resizable=no,toolbar=no,location=no,scrollbars=yes');
}
function lookup(url)  {
  newWindow = window.open(url,'lookupWindow','width=300,height=475,resizable=no,toolbar=no,location=no,scrollbars=yes');
}
function writeEmail(host,username,text,extra) {
  document.write("<a href=\"mailto:"+username+"@"+host+"\" "+extra+">");
  if (text) {
    document.write(text);
  } else {
    document.write(username+"@"+host);
  }
  document.write("</a>");
}
function clearFields(form) {
  form.venue.value='';
  form.city.value='';
  form.state.value='';
  form.month.selectedIndex=0;
  form.day.selectedIndex=0;
  form.year.selectedIndex=0;
  form.songs.value='';
  form.songs_exact.checked=false;
  form.comments.checked=false;
}