Accessibility

If any information or service provided by this website is inaccessible to you or you are experiencing problems accessing content for any reason, please contact us.

How to use our site

You must have JavaScript enabled in your browser settings to use our website. JavaScript is a web programming language that allows many of the interactive and dynamic features of our website to operate correctly.

Most browsers come with JavaScript already enabled. If for some reason JavaScript is disabled in your browser, you can enable it by changing your browser settings. For instructions on how to do this, visit your browser's website and search for ’enable JavaScript’.

Contrast

Windows

To turn on the high contrast colour scheme, press and hold left Alt + left Shift + Print Screen.
To turn off to the high contrast colour scheme, press and hold left Alt + left Shift + Print Screen.

Mac

To turn on the high contrast colour scheme, press and hold Cmd + Option + Control + Comma (,)
To turn off to the high contrast colour scheme, press and hold Cmd + Option + Control + Period (.)

Screen resize

To zoom in, increasing the size, press and hold Ctrl while pressing +
To zoom out, decreasing the size, press and hold Ctrl while pressing -
To reset size back to normal, press and hold Ctrl while pressing 0

Mac

To zoom in, increasing the size, press and hold Cmd while pressing +
To zoom out, decreasing the size, press and hold Cmd while pressing -
To reset size back to normal, press and hold Cmd while pressing 0

Aria landmarks

For JAWS version 10 and above, landmark keyboard navigation in virtual mode is:

To go to the next landmark, press semi-colon (;)
To go to the previous landmark, press Shift + semi-colon (;)
To go to the landmark list, press Ctrl + Insert + semi-colon (;)

For NVDA 2011.2 the landmark keyboard combination in virtual buffer mode is:

To go to the next landmark, press D
To go to the previous landmark, press Shift + D
To go to the landmark list, press NVDA + F7

For ChromeVox on Chrome OS (CV = ChromeVox keys (search+shift)):

To go to the next landmark, press CV+ n then CV+
To go to the previous landmark, press CV + P then CV+
To go to the landmark list, press CV + L then CV+

For Voice Over: to navigate the page via landmarks, choose 'landmarks' in the 'web rotor', then finger flicking up or down (iOS) or navigation keys (OSX Lion) will move to the next or previous landmark.