public boolean onComplexBlockChange(Player player, ComplexBlock cBlock){
 if (cBlock instanceof Sign)
 {
  Sign sign = (Sign) cBlock;
  for (Player p : etc.getServer().getPlayerList()) {
   p.sendMessage(Colors.Red+player.getName() + " just created a sign with the text:");
   for (int ctr = 0; ctr < 4; ctr++) {
    if (sign.getText(ctr).length() != 0) {
     p.sendMessage(Colors.Blue+sign.getText(ctr));
    }
  }
  player.sendMessage("A new signwarp has been created at your sign.");
  player.sendMessage("To use it type /sw "+sign.getText(0));
 }
 return false;