--- loncom/xml/londefdef.pm	2010/08/04 14:20:26	1.419
+++ loncom/xml/londefdef.pm	2010/08/11 10:57:36	1.420
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Tags Default Definition Module 
 #
-# $Id: londefdef.pm,v 1.419 2010/08/04 14:20:26 raeburn Exp $
+# $Id: londefdef.pm,v 1.420 2010/08/11 10:57:36 foxr Exp $
 # 
 #
 # Copyright Michigan State University Board of Trustees
@@ -2048,29 +2048,39 @@ sub start_table {
 	my $width  = &Apache::lonxml::get_param('TeXwidth', $parstack, $safeeval, undef, 0);
 	my $theme  = &Apache::lonxml::get_param('TeXtheme', $parstack, $safeeval, undef, 0);
 	my $align  = &Apache::lonxml::get_param('align', $parstack, $safeeval, undef, 0);
+	my $cell_border = &Apache::lonxml::get_param('rules', $parstack, $safeeval, undef, 0);
 
 	# The only thing that needs any figuring out is the width.. and then only if it is
 	# a percent. If not it's assumed to be some valid TeX measurement unit e.g. 3.0cm
 	#
 
 	my $table = new Apache::lontable();
-	if ($border ne '' && $border != 0) {
+	if ((defined $border) && ($border > 0)) {
+	    &Apache::lonnet::logthis("Turning on table borderes: $border");
 	    $table->table_border(1);
+	    if ($cell_border ne 'none') {
+		$table->cell_border(1); # html specs that border turns on both...unless rules='none'.
+	    }
+	}
+	# Only all or nothing for cell borders for now:
+
+	if ((defined $cell_border) && ($cell_border ne 'none')) {
+	    &Apache::lonnet::logthis("Turning on cell borders: $cell_border");
 	    $table->cell_border(1);
 	}
-	if ($theme ne '') {
+	if (defined $theme) {
 	    $table->theme($theme);
 	}
-	if ($align ne '') {
+	if (defined $align) {
 	    $table->alignment($align);
 	}
 
 	# Missing width is most of page width
 
-	if ($width eq "") {
+	if (!(defined $width)) {
 	    $width = '70%';
 	}
-	
+
 	# If a percentage, need to calculate what this means in terms of
 	# page width: