//external.js
function externalLinks(){
if(!document.getElementsByTagName){
return;
}
var _1=document.getElementsByTagName("a");
for(var i=0;i<_1.length;i++){
var _3=_1[i];
if(_3.getAttribute("href")&&_3.getAttribute("rel")=="external"){
_3.target="_blank";
}
}
}

window.onload=externalLinks;