function emailLink(user,server,text,subject)
{
  document.write("<a href='mailto:" + user + "@" + server);
  if (subject != null && subject != "" )
    document.write("?subject=" + subject);
  document.write("'>");
  if (text != "")
    document.write(text);
  else
    document.write(user + "@" + server);
  document.write("</a>");
}