function setExLinksAttributes(a)
{
	
	a.style.background = "url(/nav/externallink.gif) center right no-repeat"
	a.target = "_blank"
	a.title = "link leaves this website: opens in a new window"
	a.style.paddingRight = "18px";
	return a;
}

function externalLinks() {
 if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("a");
 var relAttribute = "";
 for (var i=0; i<anchors.length; i++) {
	var anchor = anchors[i];
 	if (anchor.getAttribute("href")) {
		 relAttribute  = anchor.getAttribute("rel");
		if (relAttribute == "external") {
		   setExLinksAttributes(anchor);
  		 } else if (relAttribute  == "displaywin"){
			 anchor.target = relAttribute;
		 }
	}
 }
}
window.onload = externalLinks;