The Non Runners window is only shown when there are Non Runners in the loaded market. When the window is rolled up the header displays the number of Non Runners.
Non Runners window docked and rolled up.
When expanded the window displays the name of each withdrawn selection, the Reduction Factor for that selection and the time it was withdrawn. By right clicking on the header it brings up the various options for this window.
Non Runners window floating with right click options
Non Runners window undocked with horizontal and vertical grid lines displayed