check for 0 value on the denominator in the horizontal case just like we

check for 0 value on the denominator in the horizontal case just like we

Sun Dec 09 15:06:51 2001  George Lebl <jirka@5z.com>

	* gtk/gtkrange.c (gtk_range_calc_layout): check for 0 value on the
	  denominator in the horizontal case just like we do in the vertical
	  case (why I didn't notice that there were two cases the first time
	  around is beyond me:).  Also fix indentation in the vertical case.