You can do that under Toolds -> Options ->IDE. Another way is to right-click on the memo window in select properties.

>I see it the command window & PEMs but not in MEMO Fields. Is there a place to turn it on for memos?
>
>>Make sure that syntax coloring is turned on.
>>
>>>I'm not seeing it, can you give me a bit more direction?
>>>>It works in MODIFY MEMO command.