Basic HTML Version

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    Step 3:        Save the above code with .html and open this file in any web browser.

                     The web browser displays the alert message ‘Hello World !’.

                            CREATING A WEB PAGE WITH EXTERNAL JAVASCRIPT

                     To use external JavaScript, follow the given steps:

                     Step 1:         Open the Notepad and type the following line:

                                 alert("Hello World");
                     Step 2:        Save the file with .js extension.

                     Step 3:        Open another Notepad and type the following code:

                     <HTML>
                     <HEAD>

                     <TITLE> My First JavaScript </TITLE>

                     <SCRIPT TYPE="text/javascript" SRC="external.js">

                     </SCRIPT>
                     </HEAD>

                     <BODY>

                     This message box is displayed using external JavaScript.
                     </BODY>

                     </HTML>

                     Step 4:       Save the file with .html extension and open the web page in web browser. You will get
                                 the same output as the previous web page.

                                                                                              Introduction to JavaScript  69

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