Index: theme.inc
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/views/theme/theme.inc,v
retrieving revision 1.70
diff -u -r1.70 theme.inc
--- theme.inc	6 Feb 2009 21:13:04 -0000	1.70
+++ theme.inc	30 Mar 2009 07:59:41 -0000
@@ -345,12 +345,12 @@
         $field_output = $renders[$num][$field];
 
         // Don't bother with separators and stuff if the field does not show up.
-        if (!isset($field_output) && isset($vars['rows'][$num][$column])) {
+        if (empty($field_output) && !empty($vars['rows'][$num][$column])) {
           continue;
         }
 
         // Place the field into the column, along with an optional separator.
-        if (isset($vars['rows'][$num][$column])) {
+        if (!empty($vars['rows'][$num][$column])) {
           if (!empty($options['info'][$column]['separator'])) {
             $vars['rows'][$num][$column] .= filter_xss_admin($options['info'][$column]['separator']);
           }