--- loncom/xml/londefdef.pm	2008/03/06 20:31:52	1.382
+++ loncom/xml/londefdef.pm	2008/04/29 10:16:37	1.386
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Tags Default Definition Module 
 #
-# $Id: londefdef.pm,v 1.382 2008/03/06 20:31:52 www Exp $
+# $Id: londefdef.pm,v 1.386 2008/04/29 10:16:37 foxr Exp $
 # 
 #
 # Copyright Michigan State University Board of Trustees
@@ -200,6 +200,10 @@ sub start_html {
                           '\usepackage[dvips]{graphicx}'.
 			  '\usepackage{wrapfig}'.
 			  '\usepackage{picins}'.
+			  '\usepackage[T1]{fontenc}'."\n".
+			  '\usepacakge{ucs}'."\n".
+			  '\usepackage[utf8]{inputenc}'."\n".
+			  '\usepackage{latexsym}'."\n".
                           '\usepackage{epsfig}'.
                           '\usepackage{calc}'.
                           '\usepackage{amsmath}'.
@@ -2100,6 +2104,10 @@ sub end_table {
 	my $WARNING='';
         #width of columns from TeXwidth attributes
 
+	# Protect against unbalanced </table> tag.
+
+	if (scalar(@Apache::londefdef::table) > 0) {
+
 	for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {
 	    for (my $jn=0;$jn<=$Apache::londefdef::table[-1]{'counter_columns'};$jn++) {
 		if ($Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]<$Apache::londefdef::table[-1]{'TeXlen'}[$in][$jn]) {
@@ -2503,6 +2511,7 @@ sub end_table {
 	    undef @Apache::londefdef::table;
 	}
     }
+    }
     return $currentstring;
 }