Some Useful JavaScript Tricks

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Word count: 148

JavaScript can be one of the most useful additions to any web
page. It comes bundled with Microsoft Internet Explorer and
Netscape Navigator and it allows us to perform field validations,
mouse-overs images, open popup windows, and a slew of other
things.

In this article I will show you how to:

- Display the browser name and version number
- Change the text in the status bar of the browser
- Use an input box to get text from the user
- Use a message box to display text to the user
- Change the title of the browser window

Before that, however, we need to know how to setup our web page
so that it can run the JavaScript. JavaScript code is inserted
between opening and closing script tags: ,
like this:



These script tags can be placed anywhere on the page, however
it's common practice to place them between the and
tags. A basic HTML page that contains some JavaScript looks
like this: