function updateLinksForCurrentPage() {
	var links = document.links; //document.getElementsByTagName("a");
	for (var i = 0; i < links.length; i++) {
		if (links[i].href == location.href) {
			links[i].className = "selected";
			links[i].removeAttribute("href");
		}
	}
}


function makeUpcomingShowsALink() {
	
	var d = document.getElementById("upcomingshows");
	if (d) {
		var elements = d.getElementsByTagName("h1");
		var parentN = elements[0].parentNode;
		var newElem = document.createElement("a");
		newElem.href = "performances.html";
		newElem.innerHTML = "<h1>" + elements[0].innerHTML + "</h1>";
		parentN.replaceChild(newElem, elements[0]);
	}
}

function addEvent(obj, evType, fn){ 
 if (obj.addEventListener){ 
   obj.addEventListener(evType, fn, false); 
   return true; 
 } else if (obj.attachEvent){ 
   var r = obj.attachEvent("on"+evType, fn); 
   return r; 
 } else { 
   return false; 
 } 
}
addEvent(window, "load", updateLinksForCurrentPage);
//addEvent(window, "load", makeUpcomingShowsALink);