// horizontal slider control
	var slider4 = new Control.Slider('handle4', 'track4', {
		//range: $R(1,20),
		//values: [1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20],
		//sliderValue: 1,
		onSlide: function(v) { scrollHorizontal(v, $('featured_browser'), slider4);  },
		onChange: function(v) { scrollHorizontal(v, $('featured_browser'), slider4); }
	});

	// scroll the element horizontally based on its width and the slider maximum value
	function scrollHorizontal(value, element, slider) {
		element.scrollLeft = Math.round(value/slider.maximum*(element.scrollWidth-element.offsetWidth));
	}

	// disable horizontal scrolling if text doesn't overflow the div
	if (($('featured_browser').scrollWidth) <= ($('featured_browser').offsetWidth-1)) {
		$('wrap4').style.display='none';
		slider4.setDisabled();
		$('wrap4').hide();
	}