// This function will open a link in a new window without having
// to use target_blank, which is not valid XHTML 1.0 Strict.
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;