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 hideOldBrowserWarning(img){var expires=new Date(new Date().getTime()+90*86400000);setCookie('hideobwarning','1',null,expires);img.parentNode.style.display='none';positionTracker()}