class AssetType

def icon(style_name='icon')
  if File.exist?(Rails.root + "public/images/admin/assets/#{icon_name}_#{style_name.to_s}.png")
    return "/assets/admin/#{icon_name}_#{style_name.to_s}.png"
  else
    return "/assets/admin/#{icon_name}_icon.png"
  end
end