Using live on editaleField plugin

Using live on editaleField plugin

Hello all,
I'm using editaleField, a plugin for jquery. My code is like this:
$("#mytable tbody td.editable_field").editableField({
                    onSubmit:function(){
                        old_value = $('#old_value').val();
                        new_value = $('#new_value').val();
                        alert(myid);
                    }   
                });
How can I change this event using live?