Adding Files to ITS Source Control 
When you have created and tested an Internet Transaction Server (ITS) service, you can add the files to ITS source control.
Prerequisites
You must
connect to the R/3 System where you want to add the files.Procedure
You see the Source Control Check In dialog box.
Result
The SAP@Web Studio adds the files to ITS source control in the R/3 System. Users wishing to modify these files must check them out first.
Now,
assign the files to a change request in R/3. If you fail to do this, ITS source control will not permit any subsequent check-outs.