This file demonstrates an image, that is classified as a horizontal rule, is missing "alt" text.
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html lang="en"> <head> <title>alert 1.0/1.1.1</title> </head> <body> <img src="bar.gif" width="200" height="5" /> </body> </html>