on right click on enderpearl:
    set {_cooldown} to difference between {EnderPeal.Cooldown::%player%} and now
    if {_cooldown} is less than 10 seconds:
        send "&c %difference between 10 seconds and {_cooldown}% para usar a enderpeal."
        cancel event
    set {EnderPeal.Cooldown::%player%} to now
    stop