Use 'q' to go to previous radar, 'e' to go next radar.
Use 'a' to go to previous day, 'd' to go next day.
Use 'y' to go to previous scantype, 'c' to go next scantype.
Zenith: Use 's' to go to lower max heights, 'w' to go to higher max heights.
Zenith hourly: Use 's' to go to previous hour, 'w' to go to next hour.