diff -r d062d3b7da6c -r 864fc1f147a4 web/data/cubicweb.preferences.js
--- a/web/data/cubicweb.preferences.js	Fri Jan 27 12:15:57 2012 +0100
+++ b/web/data/cubicweb.preferences.js	Mon Jan 30 20:56:00 2012 +0100
@@ -11,13 +11,13 @@
 }
 
 function closeFieldset(fieldsetid) {
-    var linklabel = _('open all');
+    var linklabel = _("open all");
     var linkhref = 'javascript:openFieldset("' + fieldsetid + '")';
     _toggleFieldset(fieldsetid, 1, linklabel, linkhref);
 }
 
 function openFieldset(fieldsetid) {
-    var linklabel = _('close all');
+    var linklabel = _("close all");
     var linkhref = 'javascript:closeFieldset("' + fieldsetid + '")';
     _toggleFieldset(fieldsetid, 0, linklabel, linkhref);
 }
@@ -37,7 +37,7 @@
             fieldset.addClass('hidden');
         } else {
             fieldset.removeClass('hidden');
-            linkLabel = (_('open all'));
+            linkLabel = (_("open all"));
         }
     });
 }