多个Action提交

<script language="javascript">
    function tosubmit1()
    {
    document.submitform1.action="friendTypeUpdate.action";
    document.submitform1.submit();
    }
    
    function tosubmit2()
    {
    document.submitform1.action="friendTypeAdd.action";
    document.submitform1.submit();
    }
  function tosubmit3()
    {
    document.submitform1.action="friendTypeDelete.action";
    document.submitform1.submit();
    }
    </script>
</head>    
<form name="submitform1" action="" method="post" target="_blank">
<input type="button" name="submit1" value="提交给1" onclick="tosubmit1()">
<input type="button" name="submit2" value="提交给2" onclick="tosubmit2()">
<input type="button" name="submit3" value="提交给3" onclick="tosubmit3()"> 
</form>