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.className == "external")
     anchor.target = "_blank";
 }
}
//need to be play nice for more complex pages whist keepin' it real for simple pages
if (!window.MooTools) {
	window.onload=externalLinks;
} else {
	if (window.ie) {
		window.addEvent("load", function(){
			externalLinks();
		});
	}
	else {
		window.addEvent("domready", function(){
			externalLinks();
		});
	}
}