1. TopNavElement
    • Type: ECHO_collection
    • Listed: TopNavigationBar (always)
    • Responsible Template: main_template
    • Location: /echo_nav/echo_pages/
    • Type: ECHO_group
    • Listed: sideNavigationBar (always)
    • Responsible Template: group_template
    • Location: /echo_nav/echo_pages/[topNavElement]/
    • Type: ECHO_link
    • Listed: sideNavigationBar, body (when group is selected)
    • Responsible Template: collection_template or link_template
    • Location: /echo_nav/echo_pages/[topNavElement]/[Group]/
    • Type: ECHO_collection
    • Listed: sideNavigationBar, body (when group is selected)
    • Responsible Template: collection_template
    • Location: /echo_nav/echo_pages/[topNavElement]/[Group]/
    • Type: ECHO_resource
    • Listed: sideNavigationBar, body (when collection is selected)
    • Responsible Template: resource_template
    • Location: /echo_nav/echo_pages/[topNavElement]/[Group]/[Collection]
  2. ExternalLink
    • Type: ECHO_externalLink
    • Listed: body (when group or collection is selected)
    • Responsible Template: externalLink_template
    • Location: /echo_nav/echo_pages/[topNavElement]/[Group]/[Collection] or /echo_nav/echo_pages/[topNavElement]/[Group]/[Collection]/[Resource]