private HttpRequest req;
        private HttpResponse res;
        private HttpContext ctx;

        public void ProcessRequest(HttpContext context)
        {

            this.ctx = context;
            this.req = ctx.Request;
            this.res = ctx.Response;
            res.ContentType = "text/plain"
 
;
            string act = req["act"];
            if (string.IsNullOrEmpty(act))
            {
                res.Write("沒有引數");
            }
            else
            {
                Type type = this.GetType();
                MethodInfo method = type.GetMethod(act);
                if (method != null
 
)
                {
                    method.Invoke(this, null);
                }
                else
                {
                    res.Write("沒有這個方法");
                }
            }
            res.End();
        }