function maakOfferte(txt, timestmp)
{
    if (confirm(txt))
    {
        window.open('/offerte.php?id='+timestmp,'_self');
        return true;
    }
    else
    {
        return false;
    }
}
function openWinkelVoorraad(id, id2)
{
    obj_div = document.getElementById(id);
	obj_div2 = document.getElementById(id2);
	
    if (obj_div.style.display == 'none')
    {
        obj_div.style.display = 'block';
    }
    else
    {
        obj_div.style.display = 'none';
    }
    if (obj_div2.style.display == 'none')
    {
        obj_div2.style.display = 'block';
    }
    else
    {
        obj_div2.style.display = 'none';
    }

    return false;
}

function openWinkelVoorraadS(id)
{
    obj_div = document.getElementById(id);	
    if (obj_div.style.display == 'none')
    {
        obj_div.style.display = 'block';
    }
    else
    {
        obj_div.style.display = 'none';
    }

    return false;
}