日期:2014-05-17  浏览次数:20529 次

extaspnet框架的问题
页面如下
<body>
    <form id="form1" runat="server">
    <div>    
             
        <ext:PageManager ID="PageManager1" runat="server" />
              <ext:Window ID="Window1" runat="server" 
             Title="系统后台登陆" 
             IsModal="false" EnableClose="false"
            Width="350px">
            <Items>        
                <ext:SimpleForm ID="SimpleForm1" 
                runat="server" ShowBorder="false" 
                BodyPadding="10px"
                    EnableBackgroundColor="true" 
                    ShowHeader="false">
                    <Items>
                        <ext:TextBox ID="tbxUserName" Label="用户名:" 
                        Required="true" runat="server" 
                            RequiredMessage="用户名不允许为空" 
                            Text="ASPNETDemo">
                        </ext:TextBox>
                           <ext:TextBox ID="tbxPassword" 
                             Label="密&amp;nbsp;&amp;nbsp;&amp;nbsp;码:" 
                            TextMode="Password" Required="true"
                            runat="server" RequiredMessage="密码不允许为空" Text="888888">
                        </ext:TextBox>
        &nbs