function eingabe_aendernImg(name, max) {
		image = name + "minmaximg";
		//alert(name + ": " + image);

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

	function eingabe_aendern(name) {
		var elem = document.getElementById(name);
		//alert(name + ": " + elem);

		if( elem.style.display == "none" ) {
			elem.style.display = "block";
			eingabe_aendernImg(name, true)
			
		} else {
			elem.style.display = "none";
			eingabe_aendernImg(name, false)
		}
	}