Replace generated magento menu with own custom menu. Use admin page to add menu items "Custom Modules -> Custom Menu"
You can choose from this types of menu items:
- Internal link (Example: about-us.html)
- External link (Example: http://example.com)
- Category (Select a category to show its link and if selected - children)
- Attribute Values (Select a category and attribute, to show attribute values for this category from layered navigation)
Read about installation in INSTALL file
More info:
- Menu is cached by the 'Blocks HTML output' cache;
- Extension supports multiple stores