function speakerHighlight ( category )
{
	var speed = 200;
	$('.speakerBox ').each(function(){
		if (category == 'reset') {
			$(this).fadeTo(10, 1);
		}else{		
			if ($(this).hasClass(category)) {
				$(this).fadeTo(speed, 1);
			}
			else {
				$(this).fadeTo(speed, 0.33);
			}
		}
	});
}