function isRadioButton(target) 
{
    return target.type == 'radio';
}
function vote() 
{
    var pollWidget = document.getElementById("divPoll"); 
    var inputElements = pollWidget.getElementsByTagName("INPUT");
    var userSelection; 
    
    for(i=0; i<inputElements.length;i++) 
    {
        if(isRadioButton(inputElements[i])) 
        {
            if(inputElements[i].checked) 
            {
                userSelection = inputElements[i].id; 
                document.getElementById("gizli").value = userSelection;
                break; 
            }
        }
    }
}
 function fillDiv(rValue) 
 {
    document.getElementById("divPoll").innerHTML = rValue; 
 }
 
 function control()
 {
    var a = new Array();
    var c= 0;
    a = document.getElementsByName("selected");
    for(var i=0; i<a.length;i++)
    {
        if(a[i].checked)
        c=1;
    }
    if(c!=1)
    {
        alert('Lütfen seçim yapınız...');
        return false;
    } else {
        return true;
    }
            
 }