Disable Button based on checked items in CheckboxList

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Windows Forms using the ClientID
           

   $("#<%=chkMinCedProgramManagers.ClientID %>").find('input[type="checkbox"]').click(function () {
               
                   $("#<%=btnSaveSubGroup.ClientID %>").removeAttr("disabled");
 
//Identify How many checkboxes are checked so that we can toggle the button             
 var prgchecked = $('#<%=chkMinCedProgramManagers.ClientID%>').find('input[type="checkbox"]:checked').length;

//Disable button if we have zero checked

 if (prgchecked===0)
{ 

                       $("#<%=btnSaveSubGroup.ClientID %>").attr("disabled", "disabled");
 };


               });

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