build (Merb::Assets::UniqueAssetPath)

    # File lib/merb-assets/assets.rb, line 76
            def build(filename)
              config = Merb::Plugins.config[:asset_helpers]
              #%{#{(USE_SSL ? 'https' : 'http')}://#{sprintf(config[:asset_domain],self.calculate_host_id(file))}.#{config[:domain]}/#{filename}}
              path = config[:use_ssl] ? 'https://' : 'http://'
              path << sprintf(config[:asset_domain],self.calculate_host_id(filename)) << ".#{config[:domain]}"
              path << "/" if filename.index('/') != 0
              path << filename
            end