  throw new ArguementTypeError('frame');
            
            if (frame == -1 || frame == 0 || frame > target.totalFrames)
                return;
            
            target.addFrameScript(frame - 1, null);
        }
    }
}</pre>
</div>
	<div class='classDescription'>
	<span class='descriptionSummary'>Utilities for determining label positions and adding and removing frame scripts.</span></div>

									<div class='toc'>
		<h2 id='Summary'>Summary</h2>
		<div class='docNav'>
			<ul>
									<li>
