function ChangeLanguage(productId) {
    
    var lngBox = document.getElementById("lng");
    var location = document.location.href;
    var index = location.lastIndexOf("/");

    createCookie(productId, lngBox.value.split(":")[0], 5);   

}

function createCookie(productId, value, days) {
  
        var date = new Date();
        date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
        if (document.location.toString().indexOf("workbook")==-1) {
            var expires = ("SelectedLanguage" + productId + "=" + value) + "; expires=" + date.toGMTString() + "; path=/";
        }
        else {
            var expires = ("WB_LanguageId" + productId + "=" + value) + "; expires=" + date.toGMTString() + "; path=/";
        }        
        document.cookie = expires;

    }


    function getSpan(elementName) {
        var Element = '';
        if (document.all)
            Element = document.getElementById(elementName).childNodes[0];
        else {
            if (typeof (document.getElementById(elementName).getElementsByTagName('span')[0]) != "undefined")
                Element = document.getElementById(elementName).getElementsByTagName('span')[0];
            else {

                Element = document.getElementById(elementName);
            }
        }
        return Element;
    }