function currentYear(){
	var startYear = document.getElementById("copyright-year");
	var myYear = startYear.firstChild.nodeValue;
	var thisYear = new Date().getFullYear();
	if (myYear < thisYear) {
	startYear.appendChild(document.createTextNode("-" + thisYear));
	}
}

function external() {
	if (!document.getElementsByTagName) return;
	var anchors = document.getElementsByTagName("a");
	for (var i=0; i<anchors.length; i++) {
	var anchor = anchors[i];
	if (anchor.getAttribute("href") &&
	anchor.getAttribute("rel") == "external")
	anchor.target = "_blank";
 }
}

function base() {
	currentYear();
	external();
}

window.onload=base;