<input type="button" name="Submit" value="按钮1" onclick="javascript:window.location='1.asp';" />
<input type="button" name="Submit" value="按钮2" onclick="javascript:window.location='2.asp';;" />
<input type="button" name="Submit" value="按钮3" onclick="javascript:window.location='3.asp';;" />
是不是要这样呀?