/********************************/
/* add class to element*/
/*******************************/
function addClass(element, value) {
	if(!element.className) {
		element.className = value;	
	}else{
		newClassName = element.className;
		newClassName+= " ";
		newClassName+= value;
		element.className = newClassName;
	}
}
function highLightPage() {
	if(!document.getElementsByTagName) return false;
	if(!document.getElementById) return false;
	if(!document.getElementById("nav")) return false;
	var nav = document.getElementById("nav");
	var links = nav.getElementsByTagName("a");
	for(var i=0; i<links.length; i++) {
		var linkurl = links[i].getAttribute("href").toLowerCase();
		var currenturl = window.location.href.toLowerCase();
		if(currenturl.indexOf(linkurl) != -1) {
			addClass(links[i], "here");
		}	
	}
		
}
addLoadEvent(highLightPage);
/*---------------------------------*/
function addLoadEvent(func) {
	var oldonload = window.onload;
	if(typeof window.onload != 'function') {
		window.onload = func;
	}else{
		window.onload = function() {
			oldonload();
			func();
		}
	}
}