require 'nokogiri'
  
  def slideshare_embed_list(username)
    rss_url = "http://www.slideshare.net/rss/user/#{username}/presentations"
    input = Nokogiri::XML(Kernel.open(rss_url))
    output = "<ul>"
    input.root.xpath("//slideshare:embed").each {|n| output << "<li>#{n.text}</li>"}
    output << "</ul>"
  end

  def slideshare_list(username)
    rss_url = "http://www.slideshare.net/rss/user/#{username}/presentations"
    input = Nokogiri::XML(Kernel.open(rss_url))
    output = "<ul>"
    input.root.xpath("//media:content").each do |n|
      img = n.xpath("media:thumbnail").attr("url")
      link = n.xpath("media:player").attr("url")
      title = n.xpath("media:title").text
      desc = n.xpath("media:description").text
      
      output << %Q{
        <div class="item">

          <span class="image">
            <a href="#{link}" class="popup"><img src="#{img}" alt="#{title}"></a>
          </span>
          <span class="text">
            <h4>#{title}</h4>
            <p>#{desc}</p>
          </span>
          <div class="clear"></div>  

        </div>
      }

    end
    output << "</ul>"
  end