diff -cNr sc-orig/gridwin.cxx sc/gridwin.cxx
*** sc-orig/gridwin.cxx	Thu Sep  6 10:28:02 2007
--- sc/gridwin.cxx	Thu Sep  6 10:28:56 2007
***************
*** 1984,1989 ****
--- 1984,1990 ----
  			HideCursor();
  			aComboButton.Draw( FALSE );
  			ShowCursor();
+ 			Invalidate();
  		}
  		nMouseStatus = SC_GM_NONE;
  		ReleaseMouse();