var winhandle = null;

function popResultado()
{
    aWidth  = 450;
    aHeight = 338;
    
    aURL = "enquetes.php?acao=exibir";

    if ((winhandle != null) && (! winhandle.closed))
    {
	winhandle.resizeTo(aWidth, aHeight);
	winhandle.location.replace(aURL);
    }
    else
    {
	winhandle=window.open(aURL, "imagewin", 'width=' + eval(aWidth) + ',height=' + eval(aHeight) + ',noscrollbars');
    }

    winhandle.focus();
}


function maisAlternativa(n)
{
    n = parseInt(document.getElementById('enquetes-n').value) + 1;
    document.getElementById('enquetes-n').value = n;

    var newElement = document.createElement("label");
    newElement.setAttribute('for', 'enquetes-alternativa'+n);
    newElement.appendChild(document.createTextNode("Alternativa "+n));
    var referencia = document.getElementById("bt-submit");
    var parentTag = referencia.parentNode;
    parentTag.insertBefore(newElement, referencia);

    var newElement = document.createElement("input");
    newElement.setAttribute('id', 'enquetes-alternativa'+n);
    newElement.setAttribute('name', 'alternativa'+n);
    newElement.setAttribute('class', 'inp');
    var referencia = document.getElementById("bt-submit");
    var parentTag = referencia.parentNode;
    parentTag.insertBefore(newElement, referencia);

}

function confirma()
{
    c = confirm('Deseja excluir o item?');

    return (c) ? true : false;
}