--- loncom/xml/lonplot.pm	2008/11/24 17:17:52	1.149
+++ loncom/xml/lonplot.pm	2009/01/30 03:20:10	1.151
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Dynamic plot
 #
-# $Id: lonplot.pm,v 1.149 2008/11/24 17:17:52 jms Exp $
+# $Id: lonplot.pm,v 1.151 2009/01/30 03:20:10 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -503,7 +503,7 @@ my %axis_defaults =
      yformat      => {
          default     => 'on',
          test        => sub {$_[0]=~/^(on|off|\d+(f|F|e|E))$/},
-         description => 'X-axis number formatting',
+         description => 'Y-axis number formatting',
          edit_type   => 'choice',
          choices     => ['on', 'off', '2e', '2f'],
          },
@@ -1440,7 +1440,7 @@ sub start_data {
 	}
 	# complain if the number of data points is not the same as
 	# in previous sets of data.
-	if (($curves[-1]->{'data'}) && ($#data != $#{@{$curves[-1]->{'data'}->[0]}})){
+	if (($curves[-1]->{'data'}) && ($#data != $#{$curves[-1]->{'data'}->[0]})){
 	    &Apache::lonxml::warning
 		('Number of data points is not consistent with previous '.
 		 'number of data points');