dom.event.addEventListener(window, 'load', initDocument);

function initDocument() {
	
	var selectMon = document.getElementById('monList');
	dom.event.addEventListener(selectMon, 'change', goMonPage);
}

function goMonPage(evt) {
	var select = dom.event.target(evt);
	var option = select.options.item(select.selectedIndex);

	location.href = option.value;
}