function getObj(id) {
	return document.getElementById(id);
}

function showPlus(show) {
	if(getObj("heading")) {
		if(show) {
			getObj("heading").innerHTML = "Zimmer4+"
		} else {
			getObj("heading").innerHTML = "Zimmer4"
		}
	}
}

function showInfo(postnr) {
	if(getObj("table#"+postnr)) {
		if(getObj("table#"+postnr).style.display == "none") {
			getObj("infolink#"+postnr).innerHTML = "Info ausblenden";
			getObj("table#"+postnr).style.display = "block";
		} else {
			getObj("infolink#"+postnr).innerHTML = "Weitere Infos...";
			getObj("table#"+postnr).style.display = "none";
		}
	}
}

function getMore(postnr,show) {
	if(show) {
		getObj("more#" + postnr).style.display = "none";
		getObj("less#" + postnr).style.display = "inline";
		getObj("span#" + postnr).style.display = "inline";
	} else {
		getObj("more#" + postnr).style.display = "inline";
		getObj("less#" + postnr).style.display = "none";
		getObj("span#" + postnr).style.display = "none";
	}
}

function openPopup(url,nWidth,nHeight) {
	if(nWidth > 0) breite = nWidth
	else breite = 400;
	if(nHeight > 0) hoehe = nHeight
	else hoehe = 350;
	var l = (screen.availWidth - breite) / 2;
	var t = (screen.availHeight - hoehe) / 2;
	var windowName = Math.round(Math.random()*100);
	window.open(url,windowName,"width="+breite+",height=" +hoehe+",left="+l+",top="+t+";");
}

function getmaillink(user,domain,tld) {
	document.write('<a href="mailto:' + user + '@' + domain + '.' + tld + '">');
	document.write(user + '@' + domain + '.' + tld);
	document.write('</a>');
}