Hello Flemming,
 BB> I don't see the problem. push,then pop. Stack is not altered, right?
 FS> No, but what if SS:IP pointed to, say, 0000:0038 (keyboard interrupt 
 FS> vector)?
 FS> That would cause a interrupt problem, don't you think? :)
     Your code was cs:ss
     How is this different from push cs, pop ds, then ss?
     It is the same thing.
     Well, I may be wrong, but,
     not needed anyway, as the stack is the same on return from Int 2E.
Kind regards, Barry 
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