/** bill 2008/12/10*/

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;