// create new window for external links

function externalLinks() {
	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")) {
			var rel = anchor.getAttribute("rel");
			if (rel == "external") {
				anchor.target = "_blank";			
			} else if (rel.substring(0,9) == "external:") {
				anchor.target = rel.substring(9, rel.length);
			} 
		}
	}
}

function initialize() {
    externalLinks();
}

window.onload = initialize;