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 openMap() {
var load = window.open('http://maps.google.co.uk/maps?f=q&hl=en&q=Kettlebridge+Road&ie=UTF8&z=17&ll=53.382221,-1.426613&spn=0.004288,0.013561&om=1&iwloc=A','','');
}