canvas_lmouse.setToolTipText(
"Operation for left mouse button click on Statistics canvas" );
time_display_panel.add( canvas_lmouse );
/* The Horizontal "Time" ScrollBar */
time_scrollbar = new ScrollbarTime( time_model );
time_scrollbar.setEnabled( true );
time_model.setScrollBar( time_scrollbar );
center_panel.add( time_display_panel );
center_panel.add( stat_canvas_panel );