method addKeyGroup

This method returns a keyGroup object created for the given ID, or null if scene failed to create the object.

function onSample()
{
    var keyGroup = scene.addKeyGroup("myNewKeyGrp");
    if (keyGroup)
    {
        //add new key to the key group
        keyGroup.addKey("myNewKeyId", "J", "otherTestCmd", false, true, true); // Alt-Ctrl-J
    }
}