如何使用现代的web客户端接口来维护c++实时服务器应用程序?

I develop industrial client/server application (C++) with strong real time requirements. I feel it is time to change the look of the client interface - which is developed in MFC - but I am wondering which would be the right choice. If I go for a web client is there any way to exchange data between C++ and javascript other than AJAX <-> Web service <-> COM ? Requirements for the web client are: Quick statuses refresh, user commands, tablesI develop industrial client/server application