<!--
function show(v1) {
	document.getElementById(v1).style.visibility = 'visible';
}

function hide(v1) {
	document.getElementById(v1).style.visibility = 'hidden';
}

var aktiv2;

function show2(v1) {
	if (aktiv2) document.getElementById(aktiv2).style.visibility = 'hidden';
	document.getElementById(v1).style.visibility = 'visible';
	aktiv2 = v1;
}

function hide2(v1) {
	document.getElementById(v1).style.visibility = 'hidden';
}
//-->