// Copyright (c) Advernet.de GmbH, Pinneberg

function init() {
	var expandables = document.getElementsByClassName("expandable");
	for (var i = 0; i < expandables.length; i++) {
		expandables[i].parentNode.classList.add("closed");
		expandables[i].style.display = "none";
	}
}

function toggle(parent) {
	var expandables = parent.parentNode.getElementsByClassName("expandable");
	for (var i = 0; i < expandables.length; i++) {
		if (expandables[i].style.display == "none") {
			parent.parentNode.classList.remove("closed");
			expandables[i].style.display = "block";
		} else {
			parent.parentNode.classList.add("closed");
			expandables[i].style.display = "none";
		}
	}
}