I inadvertently closed my module explorer, and now I can't get it back! As an experiment, I closed also the project explorer, and now there doesn't seem to be any way to get it back either. Am I doomed to completely reinstall Eclipse from Scratch? Surely there must be a simple way to get these views back.
See attached screenshot:

Just another in a long line of issues with Eclipse that makes me long for the days of Builder 
-Hugh Ferguson