function toggleInfo()
{
    var info = document.getElementById('info');
    var anchor = document.getElementById('infoAnchor');
    if(info.style.display == 'none')
    {        
        info.style.display = 'block';
        anchor.innerText = '(sluit info)';
    }
    else
    {        
        info.style.display = 'none';
        anchor.innerText = '(meer info)';
    }
    
}