Hello, I mail you to announce JSControlsTags add JSControlsTgas.AjaxMessageQueuecontrol which is able to poll messages from server. You can use this control to poll messages logged with log4j (by using AjaxAppender) or poll your custom messages.
See documentation at http://jscontrolstags.sourceforge.net/controls/messagequeue/messagequeue.html and download jscontrolstags-usecases-1.0-b1<http://sourceforge.net/project/showfiles.php?group_id=175409&package_id=201809&release_id=442053>web application to see a demo of this control. Regards Angelo