Index: /branches/release-36/lib/MT/CMS/Search.pm
===================================================================
--- /branches/release-36/lib/MT/CMS/Search.pm (revision 2081)
+++ /branches/release-36/lib/MT/CMS/Search.pm (revision 2093)
@@ -293,4 +293,8 @@
       = map scalar $q->param($_),
       qw( search replace do_replace case is_regex is_limited _type is_junk is_dateranged replace_ids datefrom_year datefrom_month datefrom_day dateto_year dateto_month dateto_day from to show_all do_search orig_search quicksearch );
+
+    # trim 'search' parameter
+    $search =~ s/(^\s+|\s+$)//g;
+    $app->param('search', $search);
 
     if ( !$type || ( 'category' eq $type ) || ( 'folder' eq $type ) ) {