app/views/profile/_profile_scrap_reply_form.html.erb
<div id='profile-wall-reply-<%= scrap.id%>' style='display:none'>
<div id='profile-wall-reply-form-<%= scrap.id%>' style='display:none'>
<p class='profile-wall-reply'>
<%= form_remote_tag :url => {:controller => 'profile', :action => 'leave_scrap'}, :update => "profile_activities", :html => { :class => 'profile-wall-reply-form', 'data-update' => 'profile_activities'} do %>
<%= link_to(profile_image(current_person, :minor), current_person.url) if logged_in? %>
<%= expandable_text_area :scrap,
:content,
"reply_content_#{scrap.id}",
cols: 50,
rows: 1,
class: 'submit-with-keypress',
title: _('Leave your comment'),
placeholder: _("Leave your comment") %>
<%= hidden_field_tag 'scrap[scrap_id]', scrap.id %>
<%= hidden_field_tag 'receiver_id', scrap.sender.id %>
<% end %>
</p>
</div>
<div id='profile-wall-message-response-<%=scrap.id%>' class='profile-wall-message-response'></div>
</div>