How to create soap to IDOC scenario? /And in same Web service call I want to send the acknowledgement is it possible? If possible how? / If not what could be the best process or scenario to send acknowledgement to Web service system? In SAP 7.1

Hi,

Please any one help me on this  it urgent.

How to create soap to IDOC scenario? /And in same Web
service call I want to send the acknowledgement is it possible? If possible how?/
If not what could be the best process or scenario to send acknowledgement to Web
service system?  In SAP 7.1.

Thanks

Rathnakar