controller code

_detailed.html.erb

	      
	      <div class="preview-pic tab-content">
		<div class="tab-pane active" id="pic-1"><%= link_to image_tag(detailed[:thumbnail],
							    size: "300x444",   alt: "image missing"),
							    videos_path %>
		</div>
	      </div>

videos_controller.rb

  def create
    if movie_already_saved?
    render :show
    else
    @movie = movieData(params[:title])    
      if @movie[:thumbnail] == "N/A"
        @movie[:thumbnail] = "assets/images/noimage.png"
      end
    render :details
    end
  end

Mind you this "gist" thing is pretty awesome!