CDN is committed to making its website available to as many people as possible meeting the requirements of the Disability Discrimination Act and makes every effort to ensure its communications are accessible to those with special needs, including those with visual, cognitive and motor impairments.


The benchmark audience for this site will be those with (at least) an HTML4.0 capable browser, on a connected device with the ability to display colour at a (desktop) resolution of 1024 x 768. This resolution setting is more common in most desktops, as well as iPad resolution (excluding retina display) The site will be designed for use in the following browsers :


  • Microsoft Internet Explorer 10+
  • Firefox (latest version)
  • Google Chrome (latest version)

Mac OS X

  • Microsoft Internet Explorer 10+
  • Firefox
  • Google Chrome
  • Safari 5.0+

Multiplatform Browser Support

  • iPhone OS – Safari
  • Blackberry OS Web Browser
  • Android Web Browser
  • Opera mobile
  • Chrome mobile
  • Firefox mobile
  • Internet Explorer mobile

Depending upon which Internet Browser you use, there are several ways in which you may be able to make changes to how information is displayed on the pages of this site. For example, you may be able to:

  • Change text size and colour (images cannot be changed);
  • Change the page background colour;
  • Change the length of written lines by chasing your browser size and shape;
  • Change the colour schemes of this site with your preferred settings.

To make changes such as these, you may be able to click on the help section of your browser or access the internet help files provided by the manufacturer of your browser.

Please note, all browsers support the same functionality or conform to set standards, so there may be some functional & design differences in some browsers. However, care will be taken to ensure that those running the current versions of browsers or using other operating systems will still be able to view key critical site information and access key functionality.


If you have any queries about the usability of this site please email us at: