TopicListWidget topicListWidget = new TopicListWidget();
cptnpnlNotificationTopics.setContentWidget(topicListWidget);
topicListWidget.setSize("7cm", "8cm");
MessageListWidget messageListWidget = new MessageListWidget();
decoratedTabPanel_1.add(messageListWidget, "Messages", false);
messageListWidget.setSize("10cm", "20cm");
// Associate an async data provider to the table
AsyncDataProvider<LoadLevel> provider = new AsyncDataProvider<LoadLevel>()
{