querySelector("#prevent-selection"),
			preventClickCb = document.querySelector("#prevent-click"),
			disableItemCb = document.querySelector("#disable-item"),
			preventSelectionChange = false,
			preventClick = false,
			counter = 0,
			clickCounter = 0;

		document.querySelector("#startButton").addEventListener("click", function (event) {
			sideNavigation.collapsed = !sideNavigation.collapsed;
		});

		document.querySelectorAll("ui5-side-navigation-item").forEach(function (item) {
			item.addEventListene