function looplinks(){
   var links = document.getElementsByTagName("a");
   if(links){
      for (var i = 0; i < links.length ;i++){
         if(links[i].getAttribute("rel")) {
         	if (links[i].getAttribute("rel").substring(0,8) == "external") {
            	links[i].onclick = openstrict;
            }
         }
      }
   }
}
function openstrict(){
   window.open(this);
   return false;
}