The extraction will take place after form has been submitted.
The words i want to extract are keywords entered in by the
I want to be able to add each keyword into a database table,
each having their own row.
The words will be comma seperated.
If you are going to use a textarea, expect your users to
occasionally use carraige returns. Have a strategy for this. Also,
expect them to sometimes have a space after the comma. You can use
replace to get rid of those.