<mui-rack id=“fmk1”></mui-rack> <mui-rack id=“delay”></mui-rack> <mui-rack label=“keyboard”> <mui-vkey id=“vkey”></mui-vkey> </mui-rack> HTML var fmk1 = WX.FMK1(); var delay = WX.StereoDelay(); fmk1.to(delay).to(WX.Master); MUI.buildControls(fmk1, ‘fmk1’); MUI.buildControls(delay, ‘delay’); MUI.$(‘vkey’).addTarget(fmk1); JS