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<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title> 新建网页 1 </title>
</head>
<body>
<SCRIPT LANGUAGE="JavaScript">
<!--
function show_hello(ra1)
{
if(document.getElementById("ra1").value=="0")
{
alert("HELLO")
}
else if(document.getElementById("ra2").value=="1")
{
alert("HELLO2222")
}
}
//-->
</SCRIPT>
<form method="post" name="myform">
<input type="radio" name="ra1" value="0" id="ra1"> 0 <br>
<input type="radio" name="ra1" value="1" id="ra2"> 1 <br>
<br>
<input type="button" value="OK" onclick="show_hello()"> </form>
</body>
</html>
var show_hello = function(){
var ra = document.getElementsByName("ra1");
var str = (ra[0].checked)?"HELLO":"HELLO2";
alert(str);
}