sl中几个简单变量的获取

            //获取refferrer
            var refferrer = HtmlPage.Document.GetProperty("refferrer");
            //获取浏览器宽高
            var screenWidth = HtmlPage.Window.Eval("screen.width");
            var screenHeight = HtmlPage.Window.Eval("screen.height");
            //获取客户端时间
            var datetiem = System.DateTime.Now;