Navigating this document
To navigate through this site, please use the menu that runs across the top of the page. Your screen reader should read the menu to you and provide access to the tools on this page.

Page titles
Each page has its own unique title and description that explains the content

Headings are relevant and provided in a logical order so that you can use them to get an overview of the page.

Font sizes
You can use your browser to change this document’s preferred font size:

Internet Explorer

  • Open your Internet Explorer browser.
  • Open the ‘View’ menu with the mouse.
  • Click on ‘Text Size’.
  • Choose your preferred text size with the mouse, or use the up and down arrow keys and press 'Enter'.


  • Open your Firefox browser.
  • Open the ‘View’ menu.
  • Click on ‘Text Size’.
  • Click on ‘Increase’.
  • A quicker way to increase the text size is to hold Ctrl (Cmd in Mac OS X) and scroll down with your mouse.


  • Open your Opera browser.
  • Open the ‘View’ menu.
  • Click on ‘Zoom’.
  • Click on your required zoom level


  • Open your Safari browser.
  • Open the ‘View’ menu.
  • Select the “Make text larger” menu item.

Magnifying your screen
If increasing text size does not work for you, another option is to magnify your screen using a magnification tool. All recent versions of operating systems include such tool although you may prefer to use separate magnifcation software.

You may import your own stylesheet into this website as follows:

In Internet Explorer:

  • Select Tools
  • Select Internet Options
  • Click on the Accessibility button
  • Click on up to three checkboxes to ignore colours, font styles or font sizes
  • In the same window, to change your stylesheet, select the checkbox: 'Format document using my stylesheet'
  • Browse to your stylesheet and click OK
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