jquery - Ajax response from spring webflow -

after ajax call response contains whole jsp page. how can part of page or when use swf how can result evaluate block ? have next ajax call in js file:

var url = $('#srccurrencyspace').attr('resource');     $.ajax({         type : "post",         url : url,         cache:false,         data: $('#form').serialize(),         datatype: "text",         success : function(response)         {             //write success logic here             var newhtml = $('#srccurrencyspace', response).html();             $('#srccurrencyspace').html(newhtml);         },         error : function(xmlhttprequest, textstatus, errorthrown)          {             //write error-handling logic here             alert("error!");         }       });   

and request go to:

<transition on="updateamountsrccurrency"  validate="false">             <evaluate expression="retrieverfactory.getsrccurrency(application)" result="flowscope.amountsrccurrency"/>             <render fragments="srccurrencyspace"></render> </transition>  

and snippet jsp:

<span id="srccurrencyspace" resource="${updateurl}">             <c:out value="${amountsrccurrency}" default="lvl" /> </span>