Hi gavin: Thanks for your reply.can you give me a brief explanation for this still more. thanks a lot Silviya ... View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3975658#3975658 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3975658