window.onload = externalLinks;

function externalLinks() {
	if (document.getElementsByTagName) {
		var objAnchors = document.getElementsByTagName("a");
		for (var iCounter=0; iCounter<objAnchors.length; iCounter++) {
			var objCurrent = objAnchors[iCounter];
			if (objCurrent.getAttribute("href") && objCurrent.getAttribute("rel") == "external") {
				var url=objCurrent.getAttribute("href");
				var linkAction = "javascript: void window.open('" + url + "');";
				//window.confirm("linkAction: " +linkAction);
				objCurrent.setAttribute("href", linkAction ); 
			}
		}
	}
}