form表单避免重复提交

<form action="../module/AccountInfoBatch-input.action" method="post" id="formId" enctype="multipart/form-data">

<input id="tijiao" type="submit" style="margin-right: 10px; margin-top: 70px;"  class="btn btn-md btn-primary" value="提交"></input>

</form>

  $("#tijiao").val("提交ing···");

document.getElementById('tijiao').disabled=true;