/**
	 * @todo Convert to Mootools
	 */
	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") == "external") {
				anchor.target = "_blank";
			}
		}
	}
	
	window.onload = externalLinks;