reload the message pane whenever we toggle a message as junk or not junk.

mail/base/content/mailWindowOverlay.js

@@ -1928,9 +1928,10 @@ function HandleJunkStatusChanged(folder)
         var sanitizeJunkMail = gPrefs.getBoolPref("mailnews.display.sanitizeJunkMail");
         if (sanitizeJunkMail) // only bother doing this if we are modifying the html for junk mail....
         {
-          var junkScore = msgHdr.getStringProperty("junkscore"); 
-          if ((junkScore == "") || (junkScore == "0"))
-            MsgReload();
+          // we used to only reload the message if we were toggling the message to NOT JUNK from junk
+          // but it can be useful to see the HTML in the message get converted to sanitized form when a message
+          // is marked as junk.
+          MsgReload();
         }
       }
     }