today I have finished the mobile version of the website. If you visit
from your mobile device, you are redirected to
a version that is optimized for mobile and touch devices. Alternatively
you can open http://m.openrailwaymap.org
to see this website.
Except for the background map the website - including the ORM overlay -
is already optimized for retina displays.
Now you can use OpenRailwayMap on your smartphone to see your position
on the map while sitting in a train (if you have any internet connection
I hope that it works on every platform, in every browser and with every
screen resolution. If not, please send me some feedback.