public void Del(HttpContext context) { String jSonString = ""; int IDExtendProperties = Convert.ToInt32(context.Request.QueryString["IDExtendProperties"]); ExtendPropertiesBO aExtendPropertiesBO = new ExtendPropertiesBO(); int ret = aExtendPropertiesBO.Del_ByID(IDExtendProperties); if (ret > 0) { jSonString = "{\"status\": \"success\"}"; } if (ret <= 0) { jSonString = "{\"status\":\"error\" ,\"message\":\"" + ret.ToString() + "\"}"; } context.Response.Write(jSonString); }