hide_todo();
replace_placeholder_with_form();
enable_rich_interaction();

function hide_todo() {
  $('#<%= dom_id(@todo, 'line') %>').hide();
}

function replace_placeholder_with_form() {
  $('#<%=dom_id(@todo, 'edit')%>').html(html_for_edit_form());
  $('#<%=dom_id(@todo, 'edit')%>').show();
  $('#<%=dom_id(@todo, 'form')%> input#todo_description').focus();
}

function html_for_edit_form() {
  return "<%= escape_javascript(render(:partial => 'todos/edit_form', :object => @todo)) %>"
}