title: How can i put a progress cursor when Submit button clicked
body: <p>How can i add to my code a progress cursor to inform the user to wait when he clicks the Submit button or the Upload Button when uploads many files?
  Here is my form:</p>
  
  <pre><code>&lt;form action="" method="post" enctype="multipart/form-data"&gt;
          &lt;input type="file" name="files[]" multiple="multiple" accept="*"&gt;
          &lt;input type="submit" value="Ανέβασμα Αρχείων"&gt;
  
  
      &lt;/form&gt;
  
      &lt;form action="execute.php" method="post" &gt;
          &lt;input type="submit" value="Εκτέλεση ελέγχου"&gt;
  
      &lt;/form&gt;
  </code></pre>