Spelling options

Option	When ticked the spell checker:
Ignore words in UPPERCASE	Skips words that are all capitals, e.g. UNESCO.
Ignore words with numbers	Skips words that have numbers in them, e.g. W3C.
Ignore Internet addresses	Skips Internet addresses, e.g. www.google.com.
Only check modified fields	Checks only the fields that have been modified since the last save.
Spell check on save	Runs automatically whenever a save is performed.