用Jquery判断每个radiobuttonlist

<<CODE class="htmlkeyword">asp:RadioButtonList  ID = "RadioButtonList1"  runat = "server" >

         <</CODE>asp:ListItem Value="A">a</</CODE>asp:ListItem>

         <</CODE>asp:ListItem Value="B">b</</CODE>asp:ListItem>

     </</CODE>asp:RadioButtonList>

     <</CODE>asp:RadioButtonList ID="RadioButtonList2" runat="server">

         <</CODE>asp:ListItem Value="C">c</</CODE>asp:ListItem>

         <</CODE>asp:ListItem Value="D">d</</CODE>asp:ListItem>

     </</CODE>asp:RadioButtonList>

   

     <</CODE>input type="button" onclick="check();" value="提交" />

 

 

 

 

 "text/javascript">

         function  check()

         {            

             if  ($( "#RadioButtonList1 input[name=RadioButtonList1]:not(:checked)" ).length > 1 || $( "#RadioButtonList2 input[name=RadioButtonList2]:not(:checked)" ).length > 1)

             {

                 alert( '没做完' );

             }

             else

             {

                 alert( "做完了" );

             }

  

         }