function addExternalURLTracking() {
	articlehyperlinks = document.getElementById('articlecontent').getElementsByTagName('a');
	for (var i = 0; i < articlehyperlinks.length; i++) {
		var href = articlehyperlinks[i].href;
		if (href.substring(0, 7).toLowerCase() == 'http://') {
			articlehyperlinks[i].onclick = function() {
				pageTracker._trackPageview('/outgoing/'+this.href.substring(7));
			}
		} else if (href.substring(0, 8).toLowerCase() == 'https://') {
			articlehyperlinks[i].onclick = function() {
				pageTracker._trackPageview('/outgoing/'+this.href.substring(8));
			}
		}
	}
}