Add checks for accessibility of queried file names

upload.php

@@ -23,10 +23,9 @@
 echo "
 <div>
     <p>The file has been uploaded: <b>" . basename( $_FILES['uploaded']['name']) . "</b>.</p>
-    <hr>
+    <hr />
     <h3>How to proceed?</h3>
     <ul class='actionList'>
-        <li><a href='index2.php?fnam=" . basename( $_FILES['uploaded']['name']) . "'>Create XML (iso8859)</a></li>
         <li><a href='index4.php?fnam=" . basename( $_FILES['uploaded']['name']) . "'>Create XML (utf-8)</a></li>
         <li><a href='index3.php?fnam=" . basename( $_FILES['uploaded']['name']) . "'>Check validity for museum-digital import</a></li>
     </ul>