Expandable/collapsible lists

[Mikey]

Jaque,

The "List Behavior" property has several sub-properties that do not
seem to be documented, either.

After getting into the Application Browser, I have discovered that
this is going to be an ugly problem to address.

-- 
On the first day, God created the heavens and the Earth
On the second day, God created the oceans.
On the third day, God put the animals on hold for a few hours,
   and did a little diving.
And God said, "This is good."