how to insert editor into the iframe content elements?

with jquery

how to insert classic editor (not inline) on a div contains .xxxx class inside my iframe?

so:

i got <iframe src="www.my.html" id="ifm" />

<script>

$(window.document).ready(function () {

 $('#ifm').load(function () {

    CKEDITOR.disableAutoInline = true;

    var $cms = $(this).contents().find(".talk");                    

    CKEDITOR.replace($cms);

});

  });

 </script>