function filter_events(year) {
	var
	noevt = document.getElementById("noevts"),
	evts = document.getElementById("news_list").children,
	i, id, c = 0;
	for (i = evts.length; i--;) {
		id = evts[i].id;
		if (year == -1 || id.substr(id.length - 2, 2) == year) {
			c++;
			evts[i].style.display = "block";
		} else {
			evts[i].style.display = "none";
		}
	}
	if (c) {
		noevt.style.display = "none";
	} else {
		noevt.style.display = "block";
	}
	lastclicked.style.color = "";
	lastclicked.style.textDecoration = "";
	lastclicked = document.getElementById("yr" + year);
	lastclicked.style.color = "#e7349d";
	lastclicked.style.textDecoration = "none";
}
var lastclicked;
function init(){
	lastclicked = document.getElementById("yr-1");
	filter_events(12);
}
if (window.addEventListener) {
	window.addEventListener("load", init, false);
} else {
	window.attachEvent("onload", init);
}