/* 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; */

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("rel")) {
var rel = anchor.getAttribute("rel");
var external = false;
if (rel.indexOf(" ") > 0) {
while (rel.indexOf(" ") > 0 && external == false) {
if (rel.substr(0, rel.indexOf(" ")) == "external") {
external = true;
}
rel = rel.substr(rel.indexOf(" ") + 1, rel.length - rel.indexOf(" ") + 1);
}
}
if (rel == "external") {
external = true;
}
if (anchor.getAttribute("href") && external == true) {
anchor.target = "_blank";
}
}
}
return;
}