# File lib/merb-assets/assets_mixin.rb, line 530
    def js_include_tag(*scripts)
      options = scripts.last.is_a?(Hash) ? scripts.pop : {}
      return nil if scripts.empty?

      js_prefix = options[:prefix] || Merb::Plugins.config[:asset_helpers][:js_prefix]
      js_suffix = options[:suffix] || Merb::Plugins.config[:asset_helpers][:js_suffix]
      
      if (bundle_name = options[:bundle]) && Merb::Assets.bundle? && scripts.size > 1
        bundler = Merb::Assets::JavascriptAssetBundler.new(bundle_name, *scripts)
        bundled_asset = bundler.bundle!
        return js_include_tag(bundled_asset)
      end

      tags = ""

      for script in scripts
        src = js_prefix.to_s + asset_path(:javascript, script)
        
        if js_suffix
          ext_length = ASSET_FILE_EXTENSIONS[:javascript].length + 1
          src.insert(-ext_length,js_suffix)
        end

        src = append_query_string(src,
                                  options.delete(:reload),
                                  options.delete(:timestamp))

        attrs = {
          :src => src,
          :type => "text/javascript",
          :charset => options[:charset] || "utf-8"
        }
        tags << %Q{<script #{attrs.to_xml_attributes}></script>}
      end

      return tags
    end