<div id="dvContent" style="display:none"><input type="button" value="点击解锁" onclick="check()"></div> <script> function ShowContent(show) { document.getElementById('dvContent').style.display = show ? 'block' : 'none'; } function check() { document.cookie = 'unlock11'; ShowContent(false); } window.onload = function () { if (document.cookie.indexOf('unlock11') == -1) ShowContent(true); } </script> 参考:javascript实现锁定网页、密码解锁效果(类似系统屏幕保护效果)
参考:javascript实现锁定网页、密码解锁效果(类似系统屏幕保护效果)