Automation of plotting

The first of the declination plots is updated at SGU (where I'm employed), and I don't remember exactly how I set it up. The plot is lying on SGU's web site, and is only linked from my page.

The second plot is created and updated on one of my linux computers (the one named "mu" IIRC). So if I listen to Mahler and turn my computers off, the plot is not updated.

The first part is getting the daily mean values. I have a script at work (SGU) which every day puts the daily mean values from Uppsala as a text file on SGU's web site: This information would also be available on the Internet without my direct link, probably e.g. at