Ipswitch Instant Messaging (IIM) automatically checks each word you enter against its spell checking dictionary. As you are composing your message, any words that are not found in the dictionary will appear as highlighted text.
You can configure spell checking using these options:
Select this checkbox if you want Ipswitch Instant Messaging to spell check all text you enter. To disable the feature, clear the checkbox.
To access spell checking features for any misspelled word, right click on the word.