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<head>
<title></title>
</head>
<body>
<form id=aa name=aa>
<input type=button value="ͬÒâ(10)" id=a1 disabled="disabled">
</form>
</body>
</html>
<script>
var num=10;
window.setTimeout("aa()",1000);
function aa()
{
num--;
if(num==0)
{
document.aa.a1.value="ͬÒâ";
document.aa.a1.disabled="";
return;
}
document.aa.a1.value="ͬÒâ("+num+")";
window.setTimeout("aa()",1000);
}
</script>
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<head>
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<script language="javascript">
function IsDigit(cCheck)
{
return (('0'<=cCheck) && (cCheck<='9'));
}
function IsAlpha(cCheck)
{
return ((('a'<=cCheck) && (cCheck<='z')) || (('A'<=cCheck) && (cCheck<='Z')))
}
function IsaNull(cCheck)
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<script type="text/javascript">
function OpenChildWindow()
{ ......