var activeAnswer = null;

function showAnswer(obj)
{
    var answer = document.getElementById("answer_"+obj.id);
    
    if (obj.id != "elkemaand" && obj.id != "man" && obj.id != "vrouw")
    {
        var geslacht = document.getElementById("elkemaand_geslacht");
        geslacht.style.display = "none";
    }
    
    if (activeAnswer != null && activeAnswer != answer)
    {
        activeAnswer.style.display = "none";
    }
    
    answer.style.display = "block";
    activeAnswer = answer;
}

function showGeslacht(obj)
{
    var geslacht = document.getElementById(obj.id+"_geslacht");
    geslacht.style.display = "block";
    activeAnswer.style.display = "none";
}