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<head>
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    function onUnLoad()
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    </script>
</head>
<body onload="onLoad()" onunload="onUnLoad()">
<div id="myDiv">
    <input type="button" id="btn1" value="button1" />
    <input type="button" id="btn2" value="button2" />
</div>
</body>
</html>


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function Fibonacci(num){
if(num <= 2){
return 1;
}else{
return Fibonacci(num - 1) + Fibonacci(num - 2)
}
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var counter1 = new Counter();
Fibonacci(30);
counter1.show()
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