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<script src="https://cdn.bootcdn.net/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
<script src="https://cdn.bootcdn.net/ajax/libs/jquery-cookie/1.4.1/jquery.cookie.min.js"></script>
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<script>
	$(document).ready(function () {
		auto = true;

		player = document.getElementById("player");
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		$("#bth").on("click", function () {
			auto = !auto;
			this.innerText = (auto ? '自动连续播放下一个' : '单视