function printArticle(id)
{
	if (id != null) {
		window.open('print.php?id='+id,'s','toolbar=no,scrollbars=yes,height=600,width=850, left=20, top=20');
	}
}

function emailFriend() {
  if ($('emailaFriend').style.display == 'none')
    $('emailaFriend').show();
  else
    $('emailaFriend').hide();
  return false;
}

function sendEmail() {
  new Ajax.Updater("information", "/PHP/emailSend.php", {method: 'post',
                                                         parameters: $('emailaFriendForm').serialize()});
}