module ApplicationHelper
  def page_title
    default = 'Air-one Services'
    @title.nil? ? default : @title
  end
  def page_description
    default = 'Quality commercial, residential, and industrial '+
              'HVAC, electrical and plumbing services since 1965'
    @description.nil? ? default : @description
  end
  def stylesheet_links
    default = %w{reset grids layout}
    styles = @stylesheets.nil? ? default : @stylesheets
    html = styles.collect do |style|
      "<link rel='stylesheet' media='screen' href='stylesheets/#{style}.css' />"
    end
    html.join("\n")
  end
end