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At NEST we understand that people using this website may have different needs which could affect how they view and access the internet. We are committed to providing a website that is accessible to the widest possible audience.
In the longer-term this website aims to meet AA compliance as set by W3C accessibility standards.
This will allow equal access to people with disabilities using technologies other than standard web browsers, such as screen readers. Such technologies have settings that can be changed to enhance the user experience.
We are currently working towards this and in the meantime, we are open to your comments on website accessibility.
The guidelines on this page explain how to make web content more accessible.
To change the text size use the text size options at the top of all pages.
For larger text select A+ For smaller text, select A-.
Choose the size that you want from the Text Size menu.
The Mac operating system includes many accessibility options, including resizing text, text-to-speech and keyboard alternatives to using a mouse.
You can download Portable Document Format (PDF) using Adobe Reader – available free of charge.
Adobe Reader allows you to extract the text of an Adobe PDF document and save it as a text file. This feature is useful when you want to read the document on a note-taker or emboss the file with a Braille printer.
Find out more information for users with disabilities here.
You can download Microsoft Word documents using Microsoft Word Viewer available free of charge.
You can download Microsoft Excel documents using Microsoft Excel Viewer available free of charge.
The instructions for users will differ depending on which browser you are using. We have provided guidance below on how to change the look of this website when using some of the most commonly used browsers.
Older versions may be slightly different.
From the Tools menu, select Internet Options (on older versions Internet Options may be in the View menu).
Select the box next to Ignore font styles specified on web pages.
Choose your font from the drop-down menu under Webpage font.
Tick the box for Ignore colours specified on web pages.
Deselect the box for Use Windows colours.
To change the colour of the text, select the button to the right of Text, choose your colour from the palette and select OK.
To change the colour of the background, select the button to the right of Background, choose your colour from the palette and select OK.
Select the Advanced tab at the top right corner of the box.
Deselect the box next to Show Pictures.
These instructions are for Firefox version 3. Older versions may be slightly different.
From the Tools menu, select Options (on older versions you may have to select Edit then Preferences).
Select the Content panel from the list at the top of the Options window (on older versions you may have to select Fonts and colours in General options or Fonts from the Appearance category).
Under Fonts and colours select Advanced.
Deselect Allow pages to choose their own fonts, instead of my selection above (on older versions you may have to tick the box Always use my fonts or deselect the box Allow documents to use other fonts).
Select the font from the Serif or Sans Serif box you want to use.
Select the Content panel from the list at the top of the Options window (on older versions you may have to select Fonts and colours in General options or Colours from the Appearance category).
Under Fonts and colours select Colours.
Deselect Allow pages to choose their own colours, instead of my selection above (on older versions you may have to tick the box for Always use my Colours or Use my chosen colours).
To change the colour of the text, select the button to the right of Text, choose your colour from the palette.
To change the colour of the background, select the button to the right of Background, choose your colour from the palette.
Select the Content panel from the list at the top of the Options window (on older versions you may have to select Web features or Advanced).
Deselect Load images automatically(on older versions this may be called Load Images or Automatically Load Images).
These instructions are for Opera version 10. Older versions may be slightly different.
From the Tools menu select Preferences.
Select the Web pages tab.
Select the font you want to change Normal font or Monospace font.
Select the Font, Size and Colour you want to use and then select OK.
From the Preferences window, select the Advanced tab and then select Content from the left hand list.
Select Style options and then Presentation mode.
Under both Author mode and User mode deselect Page fonts and colours and tick My fonts and colours.
Select the Colour you want to use and then select OK.
Most images on this website have alternative text that describes their contents or function. Images used in purely decorative graphics or for layout do not include alternative text.