You can't, live, while using MB 
Only by actually creating a show for a particular peice of music.
OR
Using the 'live player' and selecting different .ILD frames in time to the music with your finger in the PC keyboard of MIDI keyboard.
NORM's NLS does it but you will need one of his DAC's too.
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Continuously in Awe! of (H)Al, the Photonlexicon Font of Complete Knowledge - The (H)Al'PL Database of complete puss that no one needs to know or ever trusts as he ain't really got a Scooby doo about now't!