[R] Changing the direction of axis labels on a plot

[Longe]

On 02/03/2011 01:57 PM, Peter Alspach wrote:
> Tena koe
>
> ?par
>
> and check the las argument.
>
> HTH ....
>
> Peter Alspach

Thank you, Peter, and also David and William.  The las argument indeed 
helps in setting the tick labels horizontally.  Beautiful!  But how do I 
rotate also the axis label, which is not altered by the las argument?

Regards
L.