--- loncom/homework/caparesponse/caparesponse.pm	2004/02/13 15:09:52	1.129
+++ loncom/homework/caparesponse/caparesponse.pm	2004/02/13 21:05:34	1.130
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # caparesponse definition
 #
-# $Id: caparesponse.pm,v 1.129 2004/02/13 15:09:52 www Exp $
+# $Id: caparesponse.pm,v 1.130 2004/02/13 21:05:34 sakharuk Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -392,8 +392,14 @@ sub get_table_sizes {
 	if ($cell_width_real>$cell_width) {$cell_width=$cell_width_real;}
     }
     $cell_width+=8;
-    $ENV{'form.textwidth'}=~/(\d+)/;
-    my $textwidth=$1;
+    my $textwidth;
+    if ($ENV{'form.textwidth'} ne '') {
+	$ENV{'form.textwidth'}=~/(\d+)/;
+	$textwidth=$1;
+    } else {
+	$ENV{'textwidth'}=~/(\d+)/;
+	$textwidth=$1;
+    }
     my $bubbles_per_line=int($textwidth/$cell_width);
     my $number_of_tables = int($number_of_bubbles/$bubbles_per_line);
     my @table_range = ();