sprite helper

sprite_helper.rb

  def link_type_sprite(image, options = {}) 
    sprites = {
      ReferrerClassifier::FACEBOOK   => {:w => 20,   :h => 20,   :x => 5,    :y => 0},
      ReferrerClassifier::TWITTER    => {:w => 20,   :h => 20,   :x => 30,   :y => 0},
      ReferrerClassifier::SEARCH     => {:w => 20,   :h => 20,   :x => 55,   :y => 0},
      ReferrerClassifier::BASIC      => {:w => 20,   :h => 20,   :x => 80,   :y => 0}
    }
    %(<div class="#{options[:class]}" style="background: url(#{path_to_image('/images/sn_icons/link-type-icon-sprite.png')}) no-repeat -#{sprites[image][:x]}px -#{sprites[image][:y]}px; width: #{sprites[image][:w]}px; height: #{sprites[image][:w]}px; #{options[:style]}" title="#{options[:title]}">#{options[:title]}</div>).html_safe
  end