Ajax problem can't figure out

Ajax problem can't figure out

I have a slect menu that i am passing value to ajax ...this is giving me constant error but should be simple. Does anyone see what I'm doing wronmg.  Using jquery-1.10.2.js with  http://code.jquery.com/jquery-migrate-1.2.1.js
CODE:
     $("#Dcust").change(function () {
     $("#Dcust option:selected").each(function () {
 var BCN = $("#Dcust").val();
          var request=  $.ajax({ 
type: "GET", 
url: "PM_incl_FiscalPeriod.asp?BCN="+BCN 
}); 
request.done(function(msg){
$("#FIDcontainer").html(msg);
 });
 request.error(function(){
alert("error"); 
 });

 });
   })