validates :height, :presence => true, :numericality => true, :natural_number => true
validates :r, :presence => true, :numericality => true
# validates :caption, :presence => true
- validates :speech_balloon_template_settings, :boost => {:resource_name => :speech_balloon_template}
+ validates :speech_balloon_template_settings, :boost => {:boost_name => :speech_balloon_template}
def url
'/system_pictures/' + self.system_picture.filename