document.write("<style>    /* 遮罩层 */    .modal-mask {        position: fixed;        top: 0;        left: 0;        width: 100%;        height: 100%;        background: rgba(0, 0, 0, 0.5);        z-index: 999;        display: none;    }    /* 弹窗容器 */    .modal {        position: fixed;        top: 50%;        left: 50%;        transform: translate(-50%, -50%);        background: white;        padding: 20px;        border-radius: 5px;        box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);        z-index: 1000;        display: none;    }    /* 关闭按钮 */    .close-btn {        position: absolute;        right: 10px;        cursor: pointer;        font-size: 20px;margin-top: -30px    }    .login_input {        border: 1px solid #ddd;        border-radius: 10px;        padding: 9px 35px 10px 12px;    }    .login_bottom {        border: 1px solid #ddd;        border-radius: 10px;        padding: 10px 20px;        text-align: center;    }a {text-decoration:none;color:#000000}</style><!-- 登录链接 --><a href=\"javascript:void(0)\" onclick=\"showModal()\">会员登录</a><!-- 遮罩层 --><div class=\"modal-mask\" id=\"mask\"></div><!-- 弹窗内容 --><div class=\"modal\" id=\"modal\">    <span class=\"close-btn\" onclick=\"closeModal()\">&times;</span>    <h2 style=\"margin-top: -20px\">        <center>会员登录</center>    </h2>    <form name=login method=post action=\"/e/member/doaction.php\">        <input type=hidden name=enews value=login>        <input type=hidden name=prtype value=1>        <p>用户名：<input name=\"username\" type=\"text\" id=\"username\" size=\"30\" class=\"login_input\"></p>        <p>密　码：<input name=\"password\" type=\"password\" id=\"password\" size=\"30\" class=\"login_input\"></p>  <!-- 添加验证码 -->         <center>            <input type=\"submit\" name=\"Submit\" value=\"登  陆\" class=\"login_bottom \">&nbsp;            <input type=\"button\" name=\"Submit2\" value=\"注  册\"                onclick=\"window.open(\'/e/member/register/index.php?tobind=0&groupid=1&button=下一步\');\"                class=\"login_bottom \">        </center>    </form></div><script>    function showModal() {        document.getElementById(\'modal\').style.display = \'block\';        document.getElementById(\'mask\').style.display = \'block\';    }    function closeModal() {        document.getElementById(\'modal\').style.display = \'none\';        document.getElementById(\'mask\').style.display = \'none\';    }    // 点击遮罩层关闭弹窗    document.getElementById(\'mask\').addEventListener(\'click\', closeModal);    // 阻止弹窗内容点击时关闭    document.getElementById(\'modal\').addEventListener(\'click\', function (e) {        e.stopPropagation();    });</script><a href=\"/e/member/register/index.php?tobind=0&groupid=1&button=下一步\" target=\"_blank\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;    免费注册</a>");