Writing Code

Techniques

Every image must have a valid alt attribute.
- <img src="flag05.jpg" alt="American flag" />
Images which are not active and which do not convey information should have alt="". There are no spaces between the double quotes. <img src="spacer.gif" alt="" />
Image links must have a non-empty alt attribute.
- <a href="product1.htm"><img src="prbutton.gif" alt="products" />
Each INPUT of type image must have alt-text specifying the purpose of the button.
Each AREA of an image map must have a valid alt attribute.