During the 1990s, lots of commercial organizations started getting on-line. This stimulated the growth of the Internet like never before. URLs appeared in television advertisements and for the first time, young children went on-line in significant numbers. Graphical browsing tools were developed, and the programming language HTML allowed users all over the world to publish on what was called the World Wide Web. The Internet played a much more significant role in society. Computer-literacy and Internet courses sprang up all over the country.