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;