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<title>让按钮倒计时10秒以后才能点击提交 </title>
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var p=document.getElementById("p");
i--;
p.value="同意"+i
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<body OnLoad="change()">
<input type=button id="p" disabled>
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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>让按钮倒计时10秒以后才能点击提交 </title>
<script language="JavaScript">
i=10
function change()
{
var p=document.getElementById("p");
i--;
p.value="同意"+i
if(i==0)
{
p.disabled=false
}
else
{
setTimeout("change()",1000);
}
}
</script>
</head>
<body OnLoad="change()">
<input type=button id="p" disabled>
</body>
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