It is important to us to make web sites accessible to all users.  Therefore this site has been designed to meet the Web Content Accessibility Guidelines 2.0.  These guidelines are intended to make web content accessible to people with disabilities. has been developed to comply to a minimum of level A conformance of the Web Content Accessibility Guidelines, but also satisfies many other checkpoints laid out in the Guidelines.
You can change the size of text on this site by using your web browser settings.  Often, this is done by holding down Ctrl and pressing the plus key ‘+’ .