def create
  File.open("#{RAILS_ROOT}/public/uploaded_images/#{params['title']}.jpg", "wb") do |f| 
    f.write(@params['picture_file'].read)
  end
  image = Image.new
  image.title = params['title'] 
  image.image_url = params['title']
    if image.save!
      redirect_to :action => "list"
    end
  end