function expert_scroll_init() {
	var items = $('experts').childNodes;
	var itemsCounter = 0;
	var itemWidth = 0;
	for (var i=0; i<items.length; i++){
		if (items[i].className == "expert"){
			if (itemWidth == 0) {
				itemWidth = items[i].clientWidth + 40;
			}
			itemsCounter ++;
		}
	}

	var maxOffset = itemWidth * (itemsCounter-3);
	new Control.Slider('handle','track',{
		alignX : 34,
		onSlide:function(v){
			$('experts').style.left = -maxOffset * v + 'px';
		},
		onChange:function(v){
			$('experts').style.left = -maxOffset * v + 'px';
		}
	});
}