def pin_it_button(options={})
      params = options.slice(:url, :media, :description)
      params[:url] ||= request.url
      img = tag :img, :src => "//assets.pinterest.com/images/PinExt.png", :title => "Pin It", :border => "0" 
      content_tag :a, img, "href" => "http://pinterest.com/pin/create/button/?#{params.to_query}", 
                                "class" => "pin-it-button",
                                "count-layout" => "none"
    end
def pin_it_button(options={})
      params = options.slice(:url, :media, :description)
      params[:url] ||= request.url
      img = tag :img, :src => "//assets.pinterest.com/images/PinExt.png", :title => "Pin It", :border => "0" 
      content_tag :a, img, "href" => "http://pinterest.com/pin/create/button/?#{params.to_query}", 
                                "class" => "pin-it-button",
                                "count-layout" => "none"
    end
Pinterest button
 http://pinterest.com/about/goodies/