// JavaScript Document
function externalLinks() { 
	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 = externalLinks;