数据管理删除数据，返回404，

src/com/platform/controller/DataModelController.java

@@ -147,7 +147,8 @@ public class DataModelController extends BaseController {
 	 * @param req
 	 * @throws Exception
 	 */
-	@RequestMapping(value = "/delete/data", method = RequestMethod.POST)
+	@RequestMapping(value = "/delete/data")
+	@ResponseBody
 	public ModelMap deleteData(HttpServletRequest res, HttpServletResponse req)
 			throws Exception {
 		log.info("-----------/delete/data-----------");