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Example 69: To demonstrate the use of onload event

                    <!DOCTYPE HTML>
                    <HTML>
                    <HEAD>
                    <TITLE>JavaScript onload</TITLE>
                    </HEAD>
                    <SCRIPT>

                    window.onload = function() {
                    alert("Page loaded successfully!");
                    };
                    </SCRIPT>
                    </HEAD>
                    <BODY>
                    <p>The page has loaded.</p>
                    </BODY>

                    </HTML>
                 Output:
















                 Example 70: To demonstrate the use of  onunload event
                    <!DOCTYPE HTML>

                    <HTML>
                    <HEAD>
                    <TITLE>JavaScript onunload</TITLE>
                    </HEAD>
                    <SCRIPT>
                    window.onunload = function() {

                    alert("You are leaving the page!");
                    };
                    </SCRIPT>
                    </HEAD>
                    <BODY>
                    <p>Reload or leave this page to see the alert.</p>
                    </BODY>
                    </HTML>



                                                                                                  JavaScript Part 2  261
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