mgraph(graph_bar_width = 7200.00, graph_type = "bar", graph_curve_date_x_values = ["2012-03-02 00:00:00", "2012-03-02 12:00:00", "2012-03-03 00:00:00"], graph_bar_y_upper_values = [50.00, 30.00, 50.00], graph_bar_colour = "evergreen")