function selectYear(year) {
  var i;
  var links = document.getElementById("years").getElementsByTagName("a");
  for (i in links) {
    releases = document.getElementById(links[i].id + "Releases");
    if (links[i].id == "link" + year) {
      links[i].className = 'selected';
      if (releases != null) releases.style.display = "";
    }
    else {
      links[i].className = '';
      if (year == "All") {      
        if (releases != null) releases.style.display = "";
      }
      else {
        if (releases != null) releases.style.display = "none";
      }
    }
  }
  document.body.focus();
}