function AutoOpenSurvey(surveyUrl, AllowMultipleEntries) {
    var cookie = getCookie('ANSurvey-URL-' + surveyUrl);
    if (cookie == "") {
        OpenSurvey(AllowMultipleEntries, surveyUrl);
    }
}

function ManualOpenSurvey(surveyUrl, secondTimeMessage, AllowMultipleEntries) {
    var cookie = getCookie('ANSurvey-URL-' + surveyUrl);
    if (cookie == "" || AllowMultipleEntries) {
        OpenSurvey(AllowMultipleEntries, surveyUrl);
    }
    else {
        alert(secondTimeMessage);
    }
}


function OpenSurvey(AllowMultipleEntries, surveyUrl) {

    registerPopUp(surveyUrl);

    $('#basic-modal-content').modal();

    if (AllowMultipleEntries == false) {
        setCookie('ANSurvey-URL-' + surveyUrl, true, 30);
    }
}

function setCookie(c_name, value, expiredays) {
    var exdate = new Date();
    exdate.setDate(exdate.getDate() + expiredays);
    document.cookie = c_name + "=" + escape(value) +
((expiredays == null) ? "" : "; expires=" + exdate.toUTCString()) + "; path=/";
}

function getCookie(c_name) {
    if (document.cookie.length > 0) {
        c_start = document.cookie.indexOf(c_name + "=");
        if (c_start != -1) {
            c_start = c_start + c_name.length + 1;
            c_end = document.cookie.indexOf(";", c_start);
            if (c_end == -1) c_end = document.cookie.length;
            return unescape(document.cookie.substring(c_start, c_end));
        }
    }
    return "";
}

function registerPopUp(url) {
    if ($("#basic-modal-content").length == 0) {
        $('body').append("<!-- Popup content --><div id=\"basic-modal-content\"><iframe src=" + url + " width=\"750\" height=\"510\" frameborder=\"0\"></iframe></div>");
    }
}