function kontaktClose() {
	document.getElementById('kontakt_container').style.display = 'none';
	document.getElementById('kontakt_inner_container').style.display = 'none';
}
function kontaktOpen() {
	document.getElementById('kontakt_container').style.display = 'block';
	document.getElementById('kontakt_inner_container').style.display = 'block';
}

function impressumClose() {
	document.getElementById('impressum_container').style.display = 'none';
	document.getElementById('impressum_inner_container').style.display = 'none';
}
function impressumOpen() {
	document.getElementById('impressum_container').style.display = 'block';
	document.getElementById('impressum_inner_container').style.display = 'block';
}