Shown is the local copy of this Web site and the one on the Internet.

It could be asked why you might want to do this!

1. It is an easy way of visually checking that the Web site you have built is the same on your local machine and on the Internet or Intranet.

2. Increasingly Web sites are multi-lingual. Put English in the left browser and another language in the right!

3. On the other hand, you might want to write a Web site, whose main purpose is to teach a foreign language!