function fSetExternalLinks() {
	if (!document.getElementsByTagName) return;
		var anchors = document.getElementsByTagName("a");
		for (var i=0; i<anchors.length; i++) {
			var anchor = anchors[i];
			var relvalue = anchor.getAttribute("rel");

			if (anchor.getAttribute("href")) {
				var external = /external/;
				var relvalue = anchor.getAttribute("rel");
				if (external.test(relvalue)) { anchor.target = "_blank"; }
				}
			}
		}
window.onload = fSetExternalLinks;