var featureTypes = new Array('news', 'event') ;

function featureToggle(type) {
  resetFeatures() ;
  document.getElementById(type + 'FeatureLinks').style.display="block";
}

function resetFeatures() {
  for (i = 0; i < featureTypes.length; i++) {
    document.getElementById(featureTypes[i] + 'FeatureLinks').style.display="none";
  }
}