HTML img tag: title attribute vs. alt attribute?

Question

I was browsing Amazon and I noticed that when searching \"1TB\" if you hover the mouse cursor over the stars rating image, you only see the score if using IE. If you are u

Answer 1

The ALT attribute is for the visually impaired user that would use a screen reader. If the ALT is missing from ANY image tag, the entire url for the image will be read. If the images are for part of the design of the site, they should still have the ALT but they can be left empty so the url doesn't have to be read for every part of the site.