<HTML>
<HEAD>
<script language="javascript">
var TimeLim = 10;
function TimeRemain()
{
var e = document.getElementById("bt1");
if(TimeLim>=0)
{
e.value= TimeLim--;
}
setTimeout("TimeRemain()",1000);
}
</script>
</HEAD>
<BODY LANGUAGE = JavaScript onload="TimeRemain()">
<FORM NAME=form1>
<INPUT TYPE="button" id="bt1" value="">
</FORM>
</BODY>
此内容由惯性聚合(RSS阅读器)自动聚合整理，仅供阅读参考。 原文来自 — 版权归原作者所有。