By Chuck Easttom

Specializes in professional-level JavaScript ideas, together with the newest advancements.

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However, with web page development, 3 Chapter Writing Your First JavaScript 24 n Chapter 3 appearance is everything and a slow-loading web site is unlikely to be successful. Always keep in mind that unnecessary HTTP hits to the server should be avoided. Enough theory. htm. The name of the file does not have to include the full path; a relative (virtual) path is enough. js, obviously, stands for JavaScript. write(message) } At this point the meaning of the JavaScript statements themselves is unimportant.

The leading browser provider companies are thus setting the standards in web page authoring features, with JavaScript being of special importance. , AltaVista, and Excite. Have you asked yourself how these engines work? They are based on CGI (Common Gateway Interface) scripts. CGI extends the interaction between the user and the document to a higher level where the document communicates with the web server on which the web pages reside. When you click the Submit button on a form, your browser sends your entries from the HTML form to the server, where the CGI script processes the data and sends it to another program running on the server.

All the above commands have an opening command and a closing command. This is true for all but very few HTML commands. Just remember this rule: You close the commands in opposite order of how you opened them. Notice in the above sample code I opened the commands before the text like this:

, and then closed them like this:

. This is important to remember. You can think of it as “backing out” of your commands. Now this gives you a very simple web page that displays one phrase in bold.

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