function sendKeresForm()
{
    if(document.getElementById('tallozas-select').value != 0 || document.getElementById('kereses-input').value != '')
    {
        document.getElementById('keres_form').submit();
    }
}

function changeAll(id, box)
{
    var chkBox = null;
    
    var c = document.getElementsByName('checkall');
    
    c[0].checked = c[1].checked = box.checked;
    
    for (i=0; i < document.getElementById(id).elements.length; i++)
    {
        if (document.getElementById(id).elements[i].name.search('torol') != -1)
        {
            document.getElementById(id).elements[i].checked = box.checked;
        }
    }
}