function scrollingRightPhone() {
		if(scrollNumber >= (arrPhoneLength-1)) {
	
		}else {
			scrollingPhone((++scrollNumber));
			scrollingSelectBox();
		}
	}
	function scrollingLeftPhone() {
		if(scrollNumber <= 0) {
	
		}else {
			scrollingPhone((--scrollNumber));
			scrollingSelectBox();
		}
	}
	function scrollingSelectBox() {
		document.getElementById(arrPhoneModel[scrollNumber]).selected = true;
	}
	function goRollingDetailPhone() {
		var seriesPhoneModel = document.getElementById("seriesPhoneModel");
		if(seriesPhoneModel != null && seriesPhoneModel.value != '') {
			location.href = "/mobile-phones/"+ seriesPhoneModel.value;
		}
	}
	function selectSeriesPhoneModel() {
		var seriesPhoneModel = document.getElementById("seriesPhoneModel").selectedIndex;
		scrollingPhone(seriesPhoneModel);
	}