function vote(id, id_survey) {
	if (readCookie("survey" + id_survey) != null) {
		alert(survey_error);
		return;
	}
	
	ajax_call(url + "inc/ajax/asurvey.php?id=" + id);
	document.getElementById("survey" + id).value = parseInt(document.getElementById("survey" + id).value) + 1;
	var i = 0;
	var total = 0;
	for (i = 0; i < surveys.length; i++) {
		total += parseInt(document.getElementById("survey" + surveys[i]).value);
	}
	for (i = 0; i < surveys.length; i++) {
		var vote = parseInt(document.getElementById("survey" + surveys[i]).value);
		var proc = Math.floor((vote / total) * 100);
		document.getElementById("surveybar" + surveys[i]).style.width = proc + "%";
		document.getElementById("surveyvote" + surveys[i]).innerHTML = " (" + vote + ")";
		document.getElementById("surveyproc" + surveys[i]).innerHTML = proc + " %";
	}
	createCookie("survey" + id_survey, 1, 5);
}