if (!hasVersion) mapname += " " + lines[3];
AutoRefMap map = AutoRefMap.getMap(mapname.trim());
if (map != null)
{
if (player.isSneaking()) map.install();
else this.lobbyLoadMap(player, map);
// if the sign is fit to have a version string listed, add/update it
if (hasVersion && map.getVersion().length() <= 13)
{