Firebug に 500 内部サーバー エラーが発生しています。このコードは localhost でうまく機能しています。助けてください。これは私のコードです。
<script src="js/jquery.form.js"></script> 
<script src="js/create_input.js"></script>
<script> 
    $(document).ready(function() { 
        $('#UploadForm').on('submit', function(e) { 
            e.preventDefault();
                            var value= $("#valS").val();
                            var host=$('#host').val(); alert(host);
            $(this).ajaxSubmit({
                type: "POST",
                url: host+"views/excel_import.php",
                data: {value: value},
                target: '#Exceloutput',
                success:  afterMsg //call function after success
            });  
        });
    }); 
    function afterMsg(msg)  { 
        $("#Exceloutput").html(msg);
    } 
</script> 
<form action="http://localhost/shop/admin/views/excel_import.php" method="post" enctype="multipart/form-data" id="UploadExcel" class="form has-validation">
  <div class="clearfix">
           <label for="form-upload" class="form-label">Upload File<em>*</em></label>
           <div class="form-input">
               <input type="file" size="50" class="text" id="excelfile" name="excelfile" required="required"/>
               <input type="hidden" size="50" class="text" id="valS" name="valS" value="1" required="required"/>
           </div>
  </div>
 <div class="form-action clearfix">
         <button class="button class-button" type="submit" id="SubmitButton">Upload</button>
         <button class="button class-button" type="submit" id="updatefields" name="updatefields">UpdateExcel</button>
 </div>