// Ein-/Aufklappen Module

	function changeMinMaxImg(name, max) {
		image = name + "minmaximg";

		if (document.getElementById(image) != null) {
			if (!max) {
				document.getElementById(image).src="img/icon_plus.gif";
			} else {
				document.getElementById(image).src="img/icon_minus.gif";
			}
		}
	}

	function switchDisplay(name) {
		var elem = document.getElementById(name);

		if( elem.style.display == "none" ) {
			elem.style.display = "block";
			changeMinMaxImg(name, true)
			
		} else {
			elem.style.display = "none";
			changeMinMaxImg(name, false)
		}
	}
	
	function switchGallery(name) {
		var elem = document.getElementById(name);

		if( elem.style.display == "none" ) {
			elem.style.display = "block"
			
		} else {
			elem.style.display = "none"
		}
	}