gistfile1.txt

	var updateSoundIcon = function(volume){
		//Repaint the amount of white filled in the bar showing the distance the grabber has been dragged.
		var backgroundImage = '-webkit-gradient(linear,left top, right top, from(#ccc), color-stop('+ volume/100 +',#ccc), color-stop('+ volume/100+',rgba(0,0,0,0)), to(rgba(0,0,0,0)))';
		volumeSlider.css('background-image', backgroundImage);

		var active = '#fff';
		var inactive = '#555';

		//Paint the various bars indicating the sound level.
		var fillColor = volume >= 25 ? active : inactive;
		$('#MuteButtonBar1').css('fill', fillColor);

		fillColor = volume >= 50 ? active : inactive;
		$('#MuteButtonBar2').css('fill', fillColor);

		fillColor = volume >= 75 ? active : inactive;
		$('#MuteButtonBar3').css('fill', fillColor);

		//NOTE: Volume is a string here. Careful of type coercion.
		fillColor = volume == 100 ? active : inactive;
		$('#MuteButtonBar4').css('fill', fillColor);
	};