function skrivpost(bruger, subj) {
  var link = "mailto:";
  var domaene = "@jutlandia-cup.dk";
  var adr;

  adr = bruger + domaene;
  if (subj) {
    subj = "?subject=" + subj;
  }
  document.write("<a href=" + link + adr + ">" + adr + "</a>");
}