diff --git a/mailnews/base/resources/content/commandglue.js b/mailnews/base/resources/content/commandglue.js
index a56a121fbb2a..0f57c9a47ff1 100644
--- a/mailnews/base/resources/content/commandglue.js
+++ b/mailnews/base/resources/content/commandglue.js
@@ -27,7 +27,7 @@
 //mailCommands.js or into 3pane specific code.
 
 var gBeforeFolderLoadTime;
-
+var gRDFNamespace = "http://www.w3.org/1999/02/22-rdf-syntax-ns#";
 function OpenURL(url)
 {
   dump("\n\nOpenURL from XUL\n\n\n");
@@ -244,14 +244,14 @@ function SetSentFolderColumns(isSentFolder)
 		senderColumn.setAttribute("value", Bundle.GetStringFromName("recipientColumnHeader"));
 		senderColumn.setAttribute("onclick", "return top.MsgSortByRecipient();");
 		senderColumnTemplate.setAttribute("value", "rdf:http://home.netscape.com/NC-rdf#Recipient");
-		authorColumnHeader.setAttribute("rdf:resource", "http://home.netscape.com/NC-rdf#Recipient");
+		authorColumnHeader.setAttributeNS(gRDFNamespace, "resource", "http://home.netscape.com/NC-rdf#Recipient");
 	}
 	else
 	{
 		senderColumn.setAttribute("value", Bundle.GetStringFromName("senderColumnHeader"));
 		senderColumn.setAttribute("onclick", "return top.MsgSortBySender();");
 		senderColumnTemplate.setAttribute("value", "rdf:http://home.netscape.com/NC-rdf#Sender");
-		authorColumnHeader.setAttribute("rdf:resource", "http://home.netscape.com/NC-rdf#Sender");
+		authorColumnHeader.setAttributeNS(gRDFNamespace, "resource", "http://home.netscape.com/NC-rdf#Sender");
 	}
 
 
@@ -445,7 +445,7 @@ function SortColumn(node, sortKey, secondarySortKey, direction)
 			try
 			{
 				if(secondarySortKey)
-					node.setAttribute('rdf:resource2', secondarySortKey);
+					node.setAttributeNS(gRDFNamespace, 'resource2', secondarySortKey);
 				xulSortService.Sort(node, sortKey, sortDirection);
 			}
 			catch(e)
diff --git a/mailnews/base/resources/locale/en-US/messenger.properties b/mailnews/base/resources/locale/en-US/messenger.properties
index 39f0550ba70b..07d6059430cd 100644
--- a/mailnews/base/resources/locale/en-US/messenger.properties
+++ b/mailnews/base/resources/locale/en-US/messenger.properties
@@ -81,3 +81,5 @@ sentFolderName=Sent
 draftsFolderName=Drafts
 templatesFolderName=Templates
 unsentFolderName=Unsent Messages
+
+test1=The string (%S) is here!