Viktor,
what you said below was all correct for the specific situation you
looked at, to get more of a general overview, look at some of the
vignettes in the grid package
vignette(package = grid)
particularly grid and viewport and then maybe at
vignette(package = vcd)
which explains some of
Thanks loads, extremely useful.
So just for the record again.
You have to get into the viewport that contains the actual graphplot with
the axes.
So, how you do it:
1. viewports have names.
In case of histograms the relevant viewport is something like
plotA.panel.X.Y.vp
where A is the plot