Sub-navigation
A sub menu is a set of links to separate pages within a site (effectively a sub-site).
Example - Japanese Programme

Example - Natural Resources Engineering Programme

Checkpoints
- Begins with H1 heading.
- Tab background corresponds to college colour, or gray for Service Units.
- Links to the other pages within this section listed using bullets (with in-built arrow style).
- Up to three columns of links across and as many rows down as required.
- The link titles should be the same as the page titles.
- The sub navigation SSI is inserted at the top of every page above the page title.
