You can create custom scripts to check spelling in different languages. The commands to use are explained in the following topics.
For an entire article:
SpellCheck, predefining the language in the script
SpellCheckDlg, selecting the language at the run-time
For the current text element (from the position of cursor):
SpellCheck, predefining the language in the script
SpellCheckDlg, selecting the language at the run-time