function checkr(obj)
{
    var myname = obj.name;
    var myprefix = myname.charAt(0);
    var checkChar = (myprefix == "m") ? "l" : "m";
    var checkName = checkChar + myname.substr(1);
    var formObj = document.ml;
    for(var i=0; i<formObj.elements.length; i++)
    {
        if(formObj.elements[i].type != "radio" || formObj.elements[i].name != checkName)
        {
            continue;
        }
        if(formObj.elements[i].checked == true && formObj.elements[i].value == obj.value)
        {
            formObj.elements[i].checked = false;
        }
    }    
}

function checksubmit()
{
    var formObj = document.ml;
    var chkCount = 0;
    for(var i=0; i<formObj.elements.length; i++)
    {
        var myprefix = formObj.elements[i].name.charAt(0);
        if(formObj.elements[i].type != "radio" || (myprefix != "m" && myprefix != "l")) continue;
                
        if(formObj.elements[i].checked == true)
        {
            chkCount++;
        }
    }
    
    if(chkCount < 48)
    {
        alert("Silahkan lengkapi pilihan anda pada setiap nomor M dan L!");
        return false;
    }
    else
    {
        return true;
    }
}