Plots the Haar spectrum or the Haar periodogram of a series against negative scale -j.
Takes:
| sp | The Haar spectrum or the Haar periodogram of a process. Use hper to obtain the periodogram and smper.tiw or smper.spl to smooth it. Use hspec to obtain the spectrum. | 
| title | Title for the plot. | 
Returns:
| Produces the plot but does not return anything. |