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") == "_blank")
     anchor.target = "_blank";
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "_top")
     anchor.target = "_top";
 }
 var anchors = document.getElementsByTagName("area");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "_blank")
     anchor.target = "_blank";
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "_top")
     anchor.target = "_top";
 }
}

function open_window(img,x,y) {
	w=window.open(img,'img','width='+x+',height='+y);
	w.focus();
	return true;
}

window.onload = function() {
	externalLinks();
}