> I have just download TIB_JpegImage.zip from Files section.
>
> I have attempted to install it under Delphi 5.0.
> All works fine and it install itself fine.
>
> But if I put a IB_JPegImage on a form Delphi complain:
> file not found: DsgnIntf.dcu.>>

Its an environmental library path issue. You need to find DsgnIntf.dcu and
add a path pointing to it, or if you cannot find DsgnIntf.dcu, then find
DsgnIntf.pas and compile it to create DsgnIntf.dcu,
and then point a path to it.

Gerald