gistfile1.js

YUI().use('node', function(Y) {
	buildSelectedList = function(selectBox) {
		var list = "",
				optList = Y.NodeList.getDOMNodes(selectBox.get('options'));
		for (var i = 0 ; i < optList.length ; i += 1) {
			if (optList[i].selected) {
				if (list !== "") { list += ","; }
				list += optList[i].value;
			}
		}
		return list;
	}
});