function showHideFaq(id_antwort, id_link, id_image)
{
    if (document.getElementById(id_antwort).style.display == 'none')
        ausklappen(id_antwort, id_link, id_image);
    else
        einklappen(id_antwort, id_link, id_image);
}

function ausklappen(id_antwort, id_link, id_image)
{
    document.getElementById(id_antwort).style.display = 'block';
    document.getElementById(id_image).src = 'img/icn-minus.jpg';
    document.getElementById(id_image).alt = '[-]';
    
    //try { document.getElementById(id_link).innerText = document.getElementById(id_link).innerText.replace("[+]","[-]"); }
    //catch(e) { document.getElementById(id_link).textContent = document.getElementById(id_link).textContent.replace("[+]","[-]"); }
}

function einklappen(id_antwort, id_link, id_image)
{
    document.getElementById(id_antwort).style.display = 'none';
    document.getElementById(id_image).src = 'img/icn-plus.jpg';
    document.getElementById(id_image).alt = '[+]';
    
    //try { document.getElementById(id_link).innerText = document.getElementById(id_link).innerText.replace("[-]","[+]"); }
    //catch(e) { document.getElementById(id_link).textContent = document.getElementById(id_link).textContent.replace("[-]","[+]"); }
}

function allesAusklappen()
{
    for (var i=0; i<document.getElementsByName("link").length; i++)
        ausklappen(document.getElementsByName("link")[i].id.replace("link", "antwort"), document.getElementsByName("link")[i].id, document.getElementsByName("link")[i].id.substring(document.getElementsByName("link")[i].id.indexOf("link"), document.getElementsByName("link")[i].id.length).replace("link", "plusminus"));
        
    document.getElementById('showAlleAusklappen').style.display = 'none';
    document.getElementById('showAlleEinklappen').style.display = 'block';
}

function allesEinklappen()
{
    for (var i=0; i<document.getElementsByName("link").length; i++)
        einklappen(document.getElementsByName("link")[i].id.replace("link", "antwort"), document.getElementsByName("link")[i].id, document.getElementsByName("link")[i].id.substring(document.getElementsByName("link")[i].id.indexOf("link"), document.getElementsByName("link")[i].id.length).replace("link", "plusminus"));
        
    document.getElementById('showAlleAusklappen').style.display = 'block';
    document.getElementById('showAlleEinklappen').style.display = 'none';
}

function openBannerURL(url, target) {
    var wohntraum = window.open(url, target, '', '');
    wohntraum.focus();
}