nction drawIos7Knob():void</code><p></p></div><a name="drawKnob()"></a><table class="detailHeader" cellpadding="0" cellspacing="0"><tr><td class="detailHeaderName">drawKnob</td><td class="detailHeaderParens">()</td><td class="detailHeaderType">method</td><td class="detailHeaderRule">&nbsp;</td></tr></table><div class="detailBody"><code> protected function drawKnob():void</code><p></p></div><a name="mouseDown()"></a><a name="mouseDown(flash.events.MouseEvent)"></a><table class="detailHeader" cellpadding="0" 