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js倒计时事例
From Evernote:
js倒计时事例
<form action="" method="post"">
<input type="text" name="amount">
<input type="button" name="s1" value="s1" id="s1" onclick="sub()" >
</form> <form action="" method="post"">
<input type="text" name="amount">
<input type="button" name="s1" value="s1" id="s1" onclick="sub()" >
</form>