I am trying to use the Road Graph plugin within QGIS 1.8 (running under Windows 7 64-bit). When I click Vector -> Road Graph -> Settings I get the settings-panel:
But, I don't know how to enable the "working-panel", which should appear on the left side of the main window, according to the producers of the plugin (screenshot of pic #2 is taken from their site):
Any hints? What am I doing wrong / what's missing?