--- db2gantt.cgi	2002/12/02 17:14:48	1.26
+++ db2gantt.cgi	2003/03/09 18:57:07	1.27
@@ -289,6 +289,8 @@
 			$last_var = $v;
 		}
 	}
+	# fix division by zero
+	$max_use++ if ($max_use == 0);
 	my $h = $last_var / $max_use * $height;
 	my $c = 255 - int (255 * $last_var / $max_use);
 	print color_bar($len,"$c,$c,$c","$last_var concurrent jobs",1,$h+1) if ($len);