jquery.js:8672 Synchronous XMLHttpRequest on the main thread is deprecated because of its detrimental effects to the end user's experience. For more help, check https://xhr.spec.whatwg.org/.

html5谷歌流浪器報錯:
jquery.js:8672 Synchronous XMLHttpRequest on the main thread is deprecated because of its detrimental effects to the end user's experience. For more help, check https://xhr.spec.whatwg.org/.

解決方法：

所有的a標簽加上：javascript:void(0)

<a href="javascript:void(0)"  href="" class="btn-a btnRed btn-r" id="zc">注冊</a>