// ----------------------------------------------------

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;