The user can customize the site definition in deployment which is in Microsoft windows and share point services, by coping an existing site these can be customized. The one thing that has to be kept in mind is that the changes that are made in the original installed files itself can be overwritten when the installation for the updates and for windows share point services, to make the changes internet information services can be reset. To know what an image conveys the visually impaired users completely depend on attractive text description, of what an
"Visually impaired users rely on alternative text for a description of what an image conveys. Using alternative text, you can provide a text description that conveys the same information as the information you are trying to communicate through the image that the text is associated with.
You can customize the alternative text displayed for images by setting the alt attribute of the appropriate <IMG> tag in SharePoint ASPX user pages such as the Home page or list view pages. For example, you can set the alternative text used for the Home logo and
In the beginning it was to overcome a specific problem. Now it's there just for the joy of web developers everywhere.
"The essence of Pixy’s Fast Rollovers involves creating one image for each navigation item that includes normal, hover and active states stacked on top of each other. Later, we’ll use CSS to change the background-position to reveal each state at the appropriate time.Figure 1.1 on the right shows an example image that I’ve created and used for Fast Company’s new navigation. Each state is 20px tall with a total image height of
Web accessibility refers to the practice of making websites usable by people of all abilities and disabilities. When sites are correctly designed, developed and edited, all users can have equal access to information and functionality. For example, when a site is coded with semantically meaningful HTML, with textual equivalents provided for images and with links named meaningfully, this helps blind users using text-to-speech software and/or text-to-Braille hardware. When text and images are large and/or enlargable, it is easier for users with poor sight