This plugin will allow players to hide them or reveal them. This plugin is perfect for hub servers
Permissions:
mclock.use - Permission to use the plugin
maclock.excempt - Players with this permission will not be hidden when a player toggles visibility
Extras
Email - [email protected]
MC Server - play.mcunity.net
Skype - Mr123keelos
PMC - 123keelos_
Bukkit - keelos123
Donations
Click this link to donate - http://goo.gl/VjVN7e
Job
Hello, I make plugin as you can see. I make simple ones. I can make or edit a plugin for you but it'll cost you a small amount. Just PM, Email or Skype me if you are interested. Remember small plugins not HUGE.

MagikClock v3.0
Show/Hide players thru CLOCKS