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<!DOCTYPE html>
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<html>
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<head>
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    <title>Simulating Firefox Keyboard Events Example</title>
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    <script type="text/javascript" src="/upload/files/201702/EventUtil.js"></script>
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</head>
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<body>
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    <input type="text" value="" id="myTextbox" />
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    <input type="button" value="Send keypress to the textbox" id="myBtn" />
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    <p>This example works only in Firefox.</p>
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    <script type="text/javascript">
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    (function(){
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        var btn = document.getElementById("myBtn");
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        var textbox = document.getElementById("myTextbox")
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        EventUtil.addHandler(btn, "keypress", function(event){
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            alert(event.charCode);
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        });
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​
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        EventUtil.addHandler(btn, "click", function(event){
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            //create event object
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            var event = document.createEvent("KeyEvents");
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            //initialize the event object
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            event.initKeyEvent("keydown", true, true, document.defaultView, false, false,
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                               true, false, 65, 65);
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            //fire the event
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            textbox.dispatchEvent(event);
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​
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        });
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​
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    })();
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    </script>
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</body>
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</html>
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