http://spellerpages.sourceforge.net/
<!-- Source the JavaScript spellChecker object -->
<script language="javascript" type="text/javascript" src="spellChecker.js">
</script>
<!-- Call a function like this to handle the spell check command -->
<script language="javascript" type="text/javascript">
function openSpellChecker() {
// get the textarea we're going to check
var txt = document.myform.mytextarea;
// give the spellChecker object a reference to our textarea
// pass any number of text objects as arguments to the constructor:
var speller = new spellChecker( txt );
// kick it off
speller.openChecker();
}
</script>
这方面的演示不再可用。