void draw_moving_diagramm(void)
{
        guint           width, height;
        uint16_t        i, k;

        GdkWindow*  window_para_mov = gtk_widget_get_window((GtkWidget *)drw_para_target_moving);
        GdkWindow*  window_targets = gtk_widget_get_window((GtkWidget *)drw_targets_over_time);

        cairo_region_t * cairoRegion = cairo_region_create();
        GdkDrawingContext * drawingContext;

        // Fenster für die Position der Targets über der Zeit
        width = gtk_widget_get_allocated_width ((GtkWidget *)drw_targets_over_time);        // normal 400
        height = gtk_widget_get_allocated_height ((GtkWidget *)drw_targets_over_time);      // normal 120
        drawingContext = gdk_window_begin_draw_frame (window_targets, cairoRegion);
        cairo_t * cr1 = gdk_drawing_context_get_cairo_context (drawingContext);
        // Löschen
        cairo_set_source_rgb (cr1, CAIRO_DKLGRAU );
        cairo_rectangle(cr1, 0, 0, width-1, height-1);
        cairo_fill(cr1);
        // Start drawing
        cairo_set_source_rgb (cr1, CAIRO_GELB);
        cairo_set_line_width (cr1, 3);
        k= idx_buf_m;
        cairo_move_to (cr1, 0, 120-(buf_moving[k]/5));
        for (i= 1; i<40; i++)
        {
            cairo_line_to (cr1, i*10, 120-(buf_moving[k]/5));
            if(k< 39)
                k++;
            else
                k=0;
        }
        cairo_stroke (cr1);
        gdk_window_end_draw_frame(window_targets,drawingContext);
        cairo_region_destroy(cairoRegion);                      // cleanup
        // Fenster für Parameter Moving Target
        cairo_region_t * cairoRegion2 = cairo_region_create();
        GdkDrawingContext * drawingContext2;
        width = gtk_widget_get_allocated_width ((GtkWidget *)drw_para_target_moving);        // normal 200
        height = gtk_widget_get_allocated_height ((GtkWidget *)drw_para_target_moving);      // normal 120
        drawingContext2 = gdk_window_begin_draw_frame (window_para_mov, cairoRegion2);
        cairo_t * cr2 = gdk_drawing_context_get_cairo_context (drawingContext2);
        cairo_set_source_rgb (cr2, CAIRO_SCHWARZ );
        cairo_rectangle(cr2, 0, 0, width-1, height-1);
        cairo_fill(cr2);
        gdk_window_end_draw_frame(window_targets,drawingContext2);
        cairo_region_destroy(cairoRegion2);
}