[NTG-context] How to set a picture as the background of sildes ?

[Hans Hagen]

fdu.xiaojf at gmail.com wrote:
> Hi,
>
> I am going to write a slides with a picture as background. I have 
> googled but got no hints.
>
> Can someone recommend how to achieve this?
>
> Thanks in advance!
>   
ah .. an easy one 

\defineoverlay[nice][\overlayfigure{something.pdf}]

\setupbackgrounds[page][background=nice]


more advanced thinsg canbe done by stacking backgrounds and/or using layers 

HAns 

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