// open linked articles in a new window.
var external_site_window = false;
var linkify = function (links_collection) {
var links_collection = document.getElementById(links_collection).getElementsByTagName("a");
	for (i=0; i < links_collection.length; i++) {
		links_collection[i].onclick = openInNewWindow;
	}
}
var openInNewWindow = function () {
	if (external_site_window) {
		external_site_window.location = this.href;
	}
	else {
		external_site_window = window.open(this.href);
	}
	return false;
}
onLoadFuncs = function () {
	linkify(links_collection);
}
onload = onLoadFuncs;