@EventHandler(priority = EventPriority.HIGHEST)
	public void onSign(SignChangeEvent e) {
		String[] arrayOfString;
		int j = (arrayOfString = e.getLines()).length;
		int i = 0;
		if(i < j) {
			String s = arrayOfString[i];
			s = s.toLowerCase();
			if((!s.toLowerCase().matches("^[a-zA-Z0-9_]*$") && (!e.getPlayer().hasPermission("fix.chestshop")))) {
				e.setCancelled(true);
				e.getPlayer().sendMessage("§a➜ §cCaracteres e cores não podem ser usado na 1 linha");
				e.getBlock().breakNaturally();
				return;
			}
		}
	}