var vote="nie";

function PL_vote_check() { if(vote=="nie") { alert('Musisz wybrać opcję!'); return false; } else { return true; } }
function EN_vote_check() { if(vote=="nie") { alert('You have to choose something!'); return false; } else { return true; } }

function readCookie(name)
{
        var nameEQ = name + "=";
        var ca = document.cookie.split(';');
        for(var i=0;i<ca.length;i++)
        {
                var c = ca[i];
                while (c.charAt(0)==' ') c = c.substring(1,c.length);
                if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
        }
        return null;
}