function RSS() {
	document.getElementById('introsbscr').style.display= 'none';
	document.getElementById('RSSsbscr').style.display= 'block';
	document.getElementById('mailsbscr').style.display = 'none';
	document.getElementById('toprss').style.display = 'block';
	document.getElementById('topmail').style.display = 'none';
	document.getElementById('commrss').style.display = 'block';
	document.getElementById('commmail').style.display = 'none';
}
function Mail() {
	document.getElementById('introsbscr').style.display= 'none';
	document.getElementById('RSSsbscr').style.display= 'none';
	document.getElementById('mailsbscr').style.display = 'block';
	document.getElementById('toprss').style.display = 'none';
	document.getElementById('topmail').style.display = 'block';
	document.getElementById('commrss').style.display = 'none';
	document.getElementById('commmail').style.display = 'block';
}


function openclose(id) {
	var obj = document.getElementById(id);
	openclose_execute(obj, 'block');
}
function openclose_inline(id) {
	var obj = document.getElementById(id);
	openclose_execute(obj, 'inline');
}
function openclose_name(name) {
	var obj = document.getElementByName(name);
	openclose_execute(obj, 'block');
}
function openclose_name_inline(name) {
	var obj = document.getElementByName(name);
	openclose_execute(obj, 'inline');
}
function openclose_execute(obj, style) {
	var status = style;
	if( obj.style.display == style ) { status = 'none'; }
	obj.style.display = status;
}
function trotzdem_verbergen(id) {
	var obj = document.getElementById(id).firstChild;
	var text = 'Wieder verbergen?';
	if( obj.nodeValue == 'Wieder verbergen?') {text = 'Nochmal anzeigen?' };
	obj.nodeValue = text;
}

var vorherid = '';

function melden(id) {
	var obj = document.getElementById(id);

	if( vorherid == '' ) {
		obj.style.display = 'block';
		vorherid = id;
	} else {
		if( vorherid == id ) {
			obj.style.display = 'none';
			vorherid = '';
		} else {
			document.getElementById(vorherid).style.display = 'none';
			obj.style.display = 'block';
			vorherid = id;
		}
	}
}

function melden(id) {
	var obj = document.getElementById(id);

	if( vorherid == '' ) {
		obj.style.display = 'block';
		vorherid = id;
	} else if( vorherid == id ) {
		obj.style.display = 'none';
		vorherid = '';
	} else {
		document.getElementById(vorherid).style.display = 'none';
		obj.style.display = 'block';
		vorherid = id;
	}
}