# File lib/cgikit/session.rb, line 245
  def save_page( component, permanently = false )
    if permanently then
      caches = @permanent_caches
      size = @application.permanent_page_cache_size
    else
      caches = @caches
      size = @application.page_cache_size
    end
    component.add_all_components(self, permanently)
    if component.context then
      cid = component.context.context_id
      @context_ids[cid] = component_id(component)
    end
    _remove_old_cache(caches, size)
  end