--- loncom/xml/lontexconvert.pm	2014/06/18 06:45:36	1.115
+++ loncom/xml/lontexconvert.pm	2014/06/18 06:48:03	1.116
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # TeX Conversion Module
 #
-# $Id: lontexconvert.pm,v 1.115 2014/06/18 06:45:36 raeburn Exp $
+# $Id: lontexconvert.pm,v 1.116 2014/06/18 06:48:03 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -68,7 +68,7 @@ my %unicode_translations = (
     ''             => 0x23a3,
     ''             => 0x23a4,
     ''             => 0x23a5,
-    ''             => 0x23a6, 
+    ''             => 0x23a6,
 
 #  Parens - unicode for browsers/OS which support it
 
@@ -181,10 +181,10 @@ sub convert_real {
     &Apache::lonxml::end_alarm();
 
     #
-    #  Several strings produced by tth require
+    # Several strings produced by tth require
     # transliteration -> unicode equivalents to render reliably
     # in browsers. %unicode_translations and %unicode_harpoons are tables of
-    # string->substitution which we now apply. (%ascii_8bit_translations used 
+    # string->substitution which we now apply. (%ascii_8bit_translations used
     # instead for Windows XP and mobile devices.
 
     my $use_ascii;