<P> Client - side computer code such as JavaScript or code implementing Ajax techniques can be provided either embedded in the HTML of a web page or, like CSS stylesheets, as separate, linked downloads specified in the HTML . These scripts may run on the client computer if the user allows . </P> <P> A web browser can have a graphical user interface, like Internet Explorer / Microsoft Edge, Mozilla Firefox, Google Chrome, Safari, and Opera, or can be text - based, like Lynx or Links . </P> <P> Web users with disabilities often use assistive technologies and adaptive strategies to access web pages . Users may be color - blind, may or may not want to use a mouse perhaps due to repetitive stress injury or motor neurone problems, may be deaf and require audio to be captioned, may be blind and using a screen reader or braille display, may need screen magnification, etc . </P> <P> Disabled and able - bodied users may disable the download and viewing of images and other media, to save time, network bandwidth or merely to simplify their browsing experience . Users of mobile devices often have restricted displays and bandwidth . Anyone may prefer not to use the fonts, font sizes, styles and color schemes selected by the web page designer and may apply their own CSS styling to the page . The World Wide Web Consortium (W3C) and Web Accessibility Initiative (WAI) recommend that web pages are designed with all of these options in mind . </P>

What are animated images which are mostly used in web pages