function externalLinks() {
	var anchors = $$('a[rel~=external]');
	for (var i in anchors) {
		var anchor = anchors[i];
		anchor.target = "_blank";
	}
}

function divSwap(target,newTarget) {
	if ($(target).style.display!="none") {
		$(target).style.display = "none";
		$(newTarget).style.display = "block";
	} else {
		$(target).style.display = "block";
		$(newTarget).style.display = "none";
	}
}