// JScript source code
 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") == "newwindow") 
            anchor.target = "_blank"; 
            } 
        } 
        window.onload = externallinks;