// highlight selected link
var url = location.href;
var url = url.substring(0,url.indexOf(".php") + 4);
for(j in document.links) {
	if(document.links[j].href == url) {
		switch(document.links[j].className) {
			case "breadcrumbs" :
				// ignore
			break;
			case "navigation" :
				// ignore
			break;
			default :
				document.links[j].className = "submenuselected";
			break;
		}
	}
}

fn_datalink = function(id) {
	// normalise datalink links
	for(j=0;j<document.links.length;++j) {
		if(document.links[j].className == "datalink") {
			document.links[j].style.color = "";
		}
	}
	
	// highlight chosen datalink link
	for(j in document.links) {
		if(document.links[j].id == id) {
			document.links[j].style.color = "#99CC00";
		}
	}
	/*
	*/
}