Screen Reader Access

The website complies with World Wide Web Consortium (W3C) Web Content Accessibility Guidelines (WCAG) 2.0 level AA. This will enable people with visual impairments access the website using assistive technologies, such as screen readers. Following table lists the information about different screen readers:

Information related to the various screen readers

Screen Reader	Website	Free / Commercial
Screen Access For All (SAFA)	http://www.nabdelhi.org/NAB_SAFA.htm	Free
Non Visual Desktop Access (NVDA)	http://www.nvda-project.org/	Free
System Access To Go	http://www.satogo.com/	Free
Thunder	http://www.screenreader.net/index.php?pageid=2	Free
WebAnywhere	http://webanywhere.cs.washington.edu/wa.php	Free
Hal	http://www.yourdolphin.co.uk/productdetail.asp?id=5	Commercial
JAWS	http://www.freedomscientific.com/jaws-hq.asp	Commercial
Supernova	http://www.yourdolphin.co.uk/productdetail.asp?id=1	Commercial
Window-Eyes	http://www.gwmicro.com/Window-Eyes/	Commercial

Accessibility help

Use the accessibility options provided by this Web site to control the screen display. These options allow increasing the text spacing, changing the text size and color scheme for clear visibility and better readability.

Changing the Text Size

Changing the size of the text refers to making the text appearing smaller or bigger from its standard size. There are five options provided to you to set the size of the text that affect readability. These are:

• Largest: Displays information in the largest font size.
• Larger: Displays information in a font size larger than the standard font size.
• Medium: Displays information in a standard font size, which is the default size.
• Smaller: Displays information in a font size smaller than the standard font size.
• Smallest: Displays information in the smallest font size.

The website allows you to change the text size in two different ways, by clicking on the text size icons present at the top of each page and through the Accessibility Options page.

Text size Icons

Following different options are provided in the form of icons which are available on the top of each page:

• Decrease text size: Allows to decrease the text size up to two levels
• Normal text size: Allows to set default text size
• Increase text size: Allows to increase the text size up to two levels

Accessibility Options

To change the text size using the Accessibility Options page:

1. Select Accessibility Options. The Accessibility Options page is displayed.
2. From the Text Size section, select the appropriate text size.
3. Click Apply.

Changing the Color Scheme

Changing the color scheme refers to applying a suitable background and text color that ensures clear readability. There are four options provided to change the color scheme. These are:

• Standard view: applies white color as the background and black color to the foreground text to set the default contrast.
• High Contrast view: applies black color as the background and white color to the foreground text to improve readability.

Accessibility Options for Color Scheme

To change the color scheme:

1. Select Accessibility Options. The Accessibility Options page is displayed.
2. From the Contrast Schemes section, select the appropriate contrast scheme.
3. Click Apply.