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<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default2.aspx.cs" Inherits="Default2" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<bgsound id="bgs" src="music/test.mp3" volume="10" loop="infinite">
<input id="state" type="button" value="關閉" onclick="change()" />
</div>
</form>
</body>
</html>
<script language="javascript" type="text/javascript">
var bgsPath = document.getElementById("bgs").src;
function change() {
var state = document.getElementById("state");
state.value = state.value == '關閉' ? '開啟' : '關閉';
bgs.src = bgs.src == '' ? bgsPath : '';
}
</script>
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