Mute.java

            if (cmd.getName().equalsIgnoreCase("util-mute")) {
                if (sender.hasPermission("Utils.Util.Mute")) {
                    if (args.length == 0) {
                        if (!muted) {
                            for (Player p : Bukkit.getOnlinePlayers()) {
                                if (p.isOp() == true) {
                                    p.sendMessage(ChatColor.DARK_GRAY + "[" + ChatColor.DARK_RED + "ServerUtils" + ChatColor.DARK_GRAY + "]" + ChatColor.AQUA + " " + sender.getName() + ChatColor.GRAY + " has " + ChatColor.GOLD + "muted " + ChatColor.GRAY + "all online players.");
                                } else {
                                    p.sendMessage(ChatColor.DARK_GRAY + "[" + ChatColor.DARK_RED + "ServerUtils" + ChatColor.DARK_GRAY + "]" + ChatColor.AQUA + " " + sender.getName() + ChatColor.GRAY + " has muted you.");
                                }
                            }
                            muted = !muted;
                            listen.setCanTalk(false);
                        } else {
                            muted = !muted;
                            for (Player p : Bukkit.getOnlinePlayers()) {
                                if (p.isOp() == true) {
                                    p.sendMessage(ChatColor.DARK_GRAY + "[" + ChatColor.DARK_RED + "ServerUtils" + ChatColor.DARK_GRAY + "]" + ChatColor.AQUA + " " + sender.getName() + ChatColor.GRAY + " has " + ChatColor.GOLD + "unmuted " + ChatColor.GRAY + "all online players.");
                                } else {
                                    p.sendMessage(ChatColor.DARK_GRAY + "[" + ChatColor.DARK_RED + "ServerUtils" + ChatColor.DARK_GRAY + "]" + ChatColor.AQUA + " " + sender.getName() + ChatColor.GRAY + " has unmuted you.");
                                }
                            }
                        }
                    } else {
                        sender.sendMessage(ChatColor.DARK_RED + "Too many arguments.");
                    }
                }
            }