JQuery插件的使用

<script src="Jjs/jquery-1.7.1.min.js"></script>
    <script src="Jjs/jquery.validate.js"></script>    <!--验证-->
    <script>
        $(function () {
            $("#form").validate({
                rules: {                   //rules是对其值的约束
                    txtname: {
                        required: true,      //  不能为空
                        minlength: 2        //最小长度为2
                    },
                    txtpwd: {
                        required: true,
                        minlength: 6          //最小长度为6
                    },
                    txtapwd: {
                        required: true,
                        equalTo: "#txtpwd"      //即等于txtpwd的值
                    },
                    txtaddress: {
                        required: true,
                    },
                    txtbirthday: {
                        required: true,
                        date: true           //必须为日期类型
                    },
                    txtemail: {
                        required: true,
                        email: true           //email格式
                    }
                },
                messages: {                       //重置提示信息
                    txtname: {
                        required: "用户名不能为空",
                        minlength: "用户名不能少于2个字"
                    },
                    txtpwd: {
                        required: "密码不能为空",
                        minlength: "密码不能少于6位数"
                    },
                    txtemail: {
                        required: "邮箱不能为空",
                        email: "请输入正确的邮箱地址"
                    },
                    txtbirthday: {
                        required: "生日不能为空",
                        date: "请输入正确的时间"
                    },
                    txtapwd: {
                        required: "请输入确认密码",
                        equalTo: "两次输入密码不一致"
                    },
                    txtaddress: {
                        required: "地址不能为空"
                    }
                },
            })
        })
    </script>

 <form action="Registera.ashx" method="post" id="form">
        <table>
            <tr><td>用户名:</td><td><input type="text" name="txtname" id="txtname"  /></td></tr>
            <tr><td>密码:</td><td><input type="password" name="txtpwd" id="txtpwd"  /></td></tr>
            <tr><td>重复密码:</td><td><input type="password" name="txtapwd" id="txtapwd" /></td></tr>
            <tr><td>性别:</td><td>男：<input id="radioman" name="radio" value="man" checked="checked" type="radio" />&nbsp;女：<input id="radiowoman" name="radio" type="radio" value="woman" /></td></tr>
            <tr><td>地址:</td><td><input id="txtaddress" name="txtaddress" type="text" /></td></tr>
            <tr><td>邮箱地址：</td><td><input id="txtemail" name="txtemail" type="text"  /></td></tr>
            <tr><td>出生日期:</td><td><input id="txtbirthday" name="txtbirthday" type="text" /></td></tr>
            <tr><td><input id="Submit" type="submit" value="注册" /></td><td><input id="Reset" type="reset" value="重置" /></td></tr>
        </table>
    </form>

<link href="css/jquery-ui.css" rel="stylesheet" />  <!--弹出的登录框的样式-->
    <script src="Jjs/jquery-1.7.1.min.js"></script>
    <script src="Jjs/jquery-ui-1.8.20.min.js"></script>    <!--用于弹框使用的-->
    <script>
        $(function () {
            $("#loginmess").bind("click", function () {
                $("#dialog").dialog({          //弹框，弹出登录的界面
                    height: 300,
                    width: 300,
                    title: ‘登录‘
                })
            })
        })
    </script>

<p><span><a href="Register.html">注册</a></span>&nbsp;&nbsp;<span><a href="#" id="loginmess">登录</a></span></p>
    <div id="dialog" style="display:none">       <!--在这里需要登录框隐藏，当点击登录时间弹框登录-->
         <form  action="login.ashx" method="post">
          <table>
            <tr>
                <td>用户名：</td><td><input type="text" name="txtname" value=" " /></td>
            </tr>
            <tr>
                <td>密码：</td><td><input type="password" name="txtpwd" value=" " /></td>
            </tr>
            <tr>
                <td colspan="2"><input type="submit" name="submit" value="登录 " /></td>
           </tr>
        </table>
      </form>
    </div>