var pollId = "", divid = "", compact = "", frameId = 'pf'+pollId, contId = '20', hasframe = 'y', urlId = 'id=' + pollId, overflowy = "scroll", fr = '', currentUrl = document.URL, counter = 0;
if (pollId == ''|| pollId == null) {frameId = 'cf' + contId; urlId = 'contId=' + contId;}
if (compact == 'n' || compact == '') {compact = 'n'; ListenForMessages(); overflowy = "hidden";}
if (hasframe == 'n') {fr = 'needed'} else if (hasframe == '') {fr = document.getElementById(frameId); if (fr == null) fr = 'needed'}
if (currentUrl == undefined) currentUrl = "";
if (fr == "needed"){
var frameUrl = 'http://poll.cityzenapp.us/Display?' + urlId + '&compact=' + compact;
if (document.domain == 'localhost') var frameUrl = "/Display?" + urlId + "&compact=" + compact;
frameUrl += '&source=' + currentUrl;
var iframecontent = "<iframe id='cztemp' height='400px' width='100%' frameborder='0' border='0' cellspacing='0' scrolling='yes' src=''></iframe>";
if (divid != ""){document.getElementById(divid).innerHTML = iframecontent;}
document.getElementById('cztemp').id = frameId;
document.getElementById(frameId).src = frameUrl;
document.getElementById(frameId).setAttribute("style", "overflow-y: " + overflowy);
}
else {
document.getElementById(frameId).setAttribute("frameborder", "0");
document.getElementById(frameId).setAttribute("marginwidth", "0");
document.getElementById(frameId).setAttribute("marginheight", "0");
document.getElementById(frameId).setAttribute("hspace", "0");
document.getElementById(frameId).setAttribute("vspace", "0");
document.getElementById(frameId).setAttribute("cellspacing", "0");
}
function ListenForMessages() {
var eventMethod = window.addEventListener ? "addEventListener" : "attachEvent";
var eventer = window[eventMethod];
var messageEvent = eventMethod == "attachEvent" ? "onmessage" : "message";
eventer(messageEvent,function(e) { var key = e.message ? "message" : "data";
var data = e[key], datachk = data.toString();
var begin_str = datachk.substring(0,4);
if (begin_str == "poll" ){ var split = data.split("_"); var msgpoll = split[1]; var contid = split[3];
if (msgpoll == pollId || contid == contId)
{
var height = split[5];
document.getElementById(frameId).height = height;
document.getElementById(frameId).scrolling = "no";
}
}
else if (begin_str == "sess" && counter == 0){
var sSplit = data.split("_"); var sessId = sSplit[1];
setInterval(function () { ping(sessId); }, 5000);
counter++
}
else if (datachk == ('collapse'+contId) || datachk == "CZfailure")
document.getElementById(frameId).height = 0;
});
}
var ourframe = document.getElementById(frameId).contentWindow;
function SendUrlMessage() {
ourframe.postMessage("poll_!_"+pollId+"_!_cont_!_"+contId+"_!_url_!_" + document.URL, "*");
}
SendUrlMessage();
setInterval(function () { SendUrlMessage(); }, 1500);
function ping(sId) {
if (counter > 360) { return; }
var st = document.createElement('img');
st.height = 1;
st.width = 1;
st.style.display = "none";
st.src = 'http://poll.cityzenapp.us/Pixel/Ping?s=' + sId + '&cont=' + contId + '&poll=' + pollId +'&ct=' + counter;
document.body.appendChild(st);
counter++;
}