<form action ="/creat.jsp" method="post">
....
...
...
...
<input name="sub1" type="submit" value="" onclick="document.all.subt.value=this.name">
<input name="sub2" type="submit" value="" onclick="document.all.subt.value=this.name">
<input name="sub3" type="submit" value="" onclick="document.all.subt.value=this.name">
<input name="sub4" type="submit" value="" onclick="document.all.subt.value=this.name">
<input name="subt" type="hidden">
</form>
<%
select case request("subt")
case "sub1"
case "sub2"
case "sub3"
case "sub4"
case else
end select
%>
<head></head>
<body>
<form name="form1" method="post" action="">
<input type="submit" name="Submit" value="提交" onClick="javascript:alert(this.name);">
</form>
</body></html>