(typeof(ET) != 'undefined') || (ET = {});
ET.Community = ET.Community || {};
ET.Community.EESignUp = ET.Community.EESignUp || {};
ET.Community.EESignUp.Config = ET.Community.EESignUp.Config || {};
ET.Community.EESignUp.Config.SingleCacheServer = ET.Community.EESignUp.Config.SingleCacheServer || 'https://cns1.ef-cdn.com';
ET.Community.EESignUp.Config.SiteVersion = ET.Community.EESignUp.Config.SiteVersion || '18-1';
ET.Community.EESignUp.htmlTemplate = ET.Community.EESignUp.htmlTemplate || (
    '<div class="eesignup">'
        +'<span class="eesignup-title">喜欢我们 的视频课?</span><br />'
        +'<span class="eesignup-content">现在免费注册，每天定时发送到你邮箱哦！</span><br />'
        +'<form name="eesignupForm" method="get" action="/signup/emailenglishsignup.ashx" target="_blank">'
            +'<div class="eesignup-input"><input name="em" type="text" class="eesignup-gray" value="输入您的电邮地址" /></div><div class="eesignup-input-error"><span>&nbsp;</span>请输入正确格式的电邮<div class="eesignup-input-error-end">&nbsp;</div></div><br />'
            +'<div class="eesignup-btn"><input type="submit" value="注册" /></div>'
        +'</form>'
    +'</div>'
);
ET.Community.EESignUp.Load = ET.Community.EESignUp.Load || (
    function ($) {
        var cssFileMergeHandler = 'https://cns1.ef-cdn.com/community/widgets/eesignup/mergestylefile/?siteversion=' + ET.Community.EESignUp.Config.SiteVersion;
        var cssLink = document.createElement('link');
        with(cssLink) {
            href = cssFileMergeHandler;
            rel = 'stylesheet';
            type = 'text/css';
        };
        if (navigator.appName == 'Microsoft Internet Explorer') {
            if (parseInt(navigator.appVersion.replace(/.*?MSIE\s([\d\.]+).*/ig,"$1")) <= 6) {
                document.execCommand("BackgroundImageCache", false, true);
            }
        }
        document.getElementsByTagName('head')[0].appendChild(cssLink);
        document.write(ET.Community.EESignUp.htmlTemplate);

        var container = jQuery('.eesignup');
        var emailContainer = container.find('.eesignup-input');
        var frm = $("form[name='eesignupForm']");
        var email = frm.find(":input[name='em']");
        function OnFocus() {
            container.removeClass('eesignup-error');
            emailContainer.removeClass().addClass('eesignup-input-active');
            if (email.val() == email.attr('txt')) {
                email.val('');
            };
            email.removeClass();
            email.select();
        };
        function OnBlur() {
            container.removeClass('eesignup-error');
            emailContainer.removeClass().addClass('eesignup-input');
            if (email.val() == '') {
                email.val(email.attr('txt'));
            }
            if (email.val() == email.attr('txt')) {
                email.addClass('eesignup-gray');
            }
            else {
                email.removeClass();
            }
        };
        email.attr('txt', email.val()).focus(
            OnFocus
        ).blur(
            OnBlur
        );
        frm.submit(function () {
            container.removeClass('eesignup-error');
            var val = email.val();
            var pattern = /^[^@\s]+@[A-Za-z0-9-\u4e00-\u9fa5]+(?:\.[A-Za-z0-9-\u4e00-\u9fa5]+)+$/;
            if (pattern.test(val)) {
                return true;
            }
            else {
                if (email.val() == email.attr('txt')) {
                    email.val('');
                };
                email.removeClass();
                container.addClass('eesignup-error');
                return false;
            }
        });
    }
);
if (typeof(jQuery) != 'undefined') {
    ET.Community.EESignUp.Load(jQuery);
};