function showMap () {

			var el = document.getElementById('map');
			if (el.style.display == 'none')
			{
				el.style.display = 'block'
				document.getElementById('mapLink').innerHTML = ' Karte ausblenden ';
			}
			else
			{
				el.style.display = 'none'
				document.getElementById('mapLink').innerHTML = ' Karte einblenden ';
			}
}