CodeExample.js

(function() {
    var Dom = YAHOO.util.Dom,
        Event = YAHOO.util.Event;

    var myEditor = new YAHOO.widget.Editor('editor', {
        height: '300px',
        width: '600px',
        dompath: true
    });
    myEditor.on('toolbarLoaded', function() {
        //Do something interesting here..
    });
    myEditor.render();
})();