validates_presence_of :title, :body, :sent_on, :sender, :recipient
validates_length_of :title, :within => 1..255
validates_inclusion_of :message_read, :in => [ true, false ]
validates_presence_of :title, :body, :sent_on, :sender, :recipient
validates_length_of :title, :within => 1..255
validates_inclusion_of :message_read, :in => [ true, false ]