function onloadFunc() {
 externalLinks();
 fixEmail();
}

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";
 }

}

function fixEmail() {
   if(!document.getElementsByTagName) return;
   var allElts = document.getElementsByTagName("a");

   //hack for IE5
   if(allElts.length == 0 && document.all) allElts = document.all;

   // walk thru all elements of the document, check for class=email
   for(var i=0; i<allElts.length; i++) {
      var elt = allElts[i];
      var className = elt.className || elt.getAttribute("class") || elt.getAttribute("className");
      if (!className || !className.match(/\bemail\b/)) continue;
      var chd = elt.firstChild;
      if (!chd || chd.nodeType != 3) continue;
      addr = chd.nodeValue;
      addr = addr.replace(/[ \[\{\(\|\/\\]at[ \]\}\)\|\/\\]/i, "@")
                 .replace(/[ \[\{\(\|\/\\]dot[ \]\}\)\|\/\\]/gi, ".");
      elt.setAttribute("href","mailto:"+addr);

      if (elt.childNodes.length == 1)
         elt.replaceChild(document.createTextNode(addr), chd);
      else
         elt.removeChild(chd);
   }
}

window.onload = onloadFunc;