def create_asset
    @asset = Asset.new(:name                  => params[:name],
                       :description           => params[:description],
                       :serial_number         => params[:serial_number],
                       :asset_manufacturer_id => params[:asset_manufacturer_id],
                       :asset_model_id        => params[:asset_model_id],
                       :image_filename        => params[:image_filename])

    respond_to do |format|
      format.js
    end
  end