Ext.onReady(function() {

    if (getCookie('userId')) {

        var pageReloaded = false;

        function checkCookieUserId() {

            if (!getCookie('userId') && !pageReloaded) {
                window.location.href = 'KeywordResearchTool.aspx';
                pageReloaded = true;
            }
        }
        
        var checkCookieUserIdTask = {
            run: checkCookieUserId,
            interval: 1000
        };

        Ext.TaskMgr.start(checkCookieUserIdTask);
    }
});