document.write ("<div>昵称：</div><div><input type='text' name='user' maxlength='50' class='bk1' /> <input type='checkbox' name='reg' maxlength='4' value='1' id='reg' /> <label for='reg'>同时注册</label></div><div>密码：</div><div><input type='password' name='pass' maxlength='50' class='bk1' /></div><div>Email或QQ：</div><div><input type='text' name='mail' maxlength='50' class='bk1' /></div><div>主页：</div><div><input type='text' name='home' maxlength='50' class='bk1' /></div>");