malcolm: Fri Jun 28 16:12:18 CEST 2002 Update of /usr/src/master/nhc/src/hat/tools In directory hinken:/tmp/cvs-serv24999 Modified Files: HatTrail.hs Log Message: Eliminate the `display-blanking' problem. When the beginning of a previous expression scrolls off the top of the screen, continue to show any parts of it that should still be visible.