function GetCookieValue(cookieName) {
    var cookiename = cookieName + '='; 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(cookiename) == 0) return c.substring(cookiename.length, c.length); }
    return null;
}
function CreateCookie(name, value, days) {
    if (days)
    { var date = new Date(); date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000)); var expires = "; expires=" + date.toGMTString(); }
    else expires = ""; document.cookie = name + "=" + value + expires + "; path=/";
}
function DeleteCookie(name, path, domain)
{ if (GetCookieValue(name)) document.cookie = name + "=" + ((path) ? ";path=" + path : "") + ((domain) ? ";domain=" + domain : "") + ";expires=Thu, 01-Jan-1970 00:00:01 GMT"; }
function GetQueryStringItem(name) {
    name = name.replace(/[\[]/, "\\\[").replace(/[\]]/, "\\\]"); var regexS = "[\\?&]" + name + "=([^&#]*)"; var regex = new RegExp(regexS); var results = regex.exec(window.location.href); results = results
    if (results == null)
        return ""; else
        return results[1];
}
function setCookieWithKeys(expiredays) { var exdate = new Date(); exdate.setDate(exdate.getDate() + expiredays); cookieValue = "Campaign=4bd35307-dd5d-4aaf-a460-ab863f9188f5&visitdate=" + exdate; document.cookie = "MarketingCampaign" + "=" + cookieValue + ((expiredays == null) ? "" : ";expires=" + exdate.toGMTString()); }
function setCookieWithKeysB() { var exdate = new Date(); var expiredays = 10; exdate.setDate(exdate.getDate() + expiredays); var campaignName = 'rwblog'; cookieValue = "Campaign=" + campaignName + "&visitdate=" + exdate; var cookieName = 'CampaignReferrer'; document.cookie = cookieName + "=" + cookieValue + ((expiredays == null) ? "" : ";expires=" + exdate.toGMTString()) + ";path=/"; }