Path-based links:
<a href="{{store url="checkout/cart/"}}">Shopping Cart</a> - shopping cart
<a href="{{store url="checkout/onepage/"}}">Proceed to Checkout</a> - checkout
<a href="{{store url="catalog/category/view/id/36"}}">Women Apparel</a> - category
<a href="{{store url="catalog/product/view/id/16"}}">Nokia 2610 Phone</a> - product
<a href="{{catalog/product/view/id/85/category/16}}">Classic Jeans</a> - product in context of a category

Direct links:
<a href="{{store direct_url="customer-service"}}">Customer Service</a> - cms-page
<a href="{{store direct_url="apparel/women"}}">Women Apparel</a> - category
<a href="{{store direct_url="electronics/cell-phones/nokia-2610-phone.html"}}">Nokia 2610 Phone</a> - product in context of a category

http://www.magentocommerce.com/boards/viewthread/57120/