/**
 * XHTML 1.0 Strict compliant alternative for target="_blank" links.
 * 
 * Instead of: <a href="document.html" target="_blank">external link</a>
 * do :<a href="document.html" rel="external">external link</a>
 * and include this script in the head of your pages.
 */

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;