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<head>
<title> </title>
<script language="javascript">
function check(){
var line1=document.getElementById("line1").value;
var line2=document.getElementById("line2").value;
var line3=document.getElementById("line3").value;
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alert("Äܹ¹³ÉÈý½ÇÐÎ!");
}else{
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}
}
</script>
</head>
<body>
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<input type="text" name="line2" id="line2" > <br>
<input type="text" name="line3" id="line3" > <br>
<input type="button" value="ÅжÏÊÇ·ñ¹¹³ÉÈý½ÇÐÎ"onclick="check()">
</body>
</html>
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