protected override void Render(HtmlTextWriter writer)
        {
            Sitecore.Data.Items.Item root = Sitecore.Context.Item;
            Sitecore.Diagnostics.Assert.ArgumentNotNull(Sitecore.Context.Item, "Sitecore.Context.Item");
            string strRoot = Sitecore.Web.WebUtil.GetQueryString("root");

            if (!String.IsNullOrEmpty(strRoot))
            {
                root = root.Database.GetItem(strRoot);
                Sitecore.Diagnostics.Assert.IsNotNull(root, strRoot);
            }

            string strDeep = Sitecore.Web.WebUtil.GetQueryString("deep").ToLower();
            bool   deep    = (!String.IsNullOrEmpty(strDeep)) && !(strDeep.Equals("false") || strDeep.Equals("0") || strDeep.Equals("no"));
            string strXsl  = Sitecore.Web.WebUtil.GetQueryString("xsl").ToLower();

            if (String.IsNullOrEmpty(strXsl) || strXsl == "false" || strXsl == "0" || strXsl == "no")
            {
                XmlDocument doc = new XmlDocument();
                doc.LoadXml(root.GetOuterXml(deep));
                writer.WriteLine(doc.OuterXml);
            }
            else
            {
                //NOTE: XSL format is always deep
                writer.WriteLine(Sitecore.Configuration.Factory.CreateItemNavigator(root).OuterXml);
            }

            base.Render(writer);
        }