private void myInit() {
Shell shell = getSite().getWorkbenchWindow().getShell();
chatBrowserWindow =
(ChatBrowserWindow)shell.getData("chatBrowserWindow");
if(chatBrowserWindow == null) {
shell.setData("chatBrowserWindow",chatBrowserWindow = new ChatBrowserWindow(shell,account));
chatBrowserWindow.initListeners();
chatBrowserWindow.setOriginalTitle(shell.getText());
} else
chatBrowserWindow.setIsDirty(true,false);
}