function addEvent( obj, type, fn ) {
  if ( obj.attachEvent ) {
    obj['e'+type+fn] = fn;
    obj[type+fn] = function(){obj['e'+type+fn]( window.event );}
    obj.attachEvent( 'on'+type, obj[type+fn] );
  } else
    obj.addEventListener( type, fn, false );
}

var childAge = function () {
	var labels = document.getElementsByTagName("label");
	
	for (var i = 0; i < labels.length; i++) {
		if (labels[i].htmlFor === "pdchildren") {
			//labels[i].firstChild.nodeValue += " (Aged 2-11 Years)";
			switch(labels[i].firstChild.nodeValue) {
				case "Children":
				labels[i].firstChild.nodeValue += " (Aged 2-11 Years)";
				break;
				case "Niños":
				labels[i].firstChild.nodeValue += " (2-11 años de edad)";
				break;
				case "Kindern":
				labels[i].firstChild.nodeValue += " (Im Alter von 2-11 Jahre)";
				break;
			}
		}
	}
};

addEvent(window, "load", childAge);