overview over files script php

if (!isset($_GET['folder']))
$_GET['folder']="image";

/**********************************************************************************/
if(isset($_POST['tabort'])){
extract($_POST); 

//path to you uploadfolder
$filen='../uploads/'.$fold.'/'.$file.''; 

   if (file_exists($filen)){ 
   chmod($filen,0777); 
   unlink($filen);
   $message=$file." removed";
   }
   else
   {
   $message="There was no file by that name";
   }
unset($_POST);

    }         
            
/**********************************************************************************/
echo'
<h1>Cleanup in your files</h1>
<div style="text-align:center; padding:10px;">
<a href="cleanupload.php?folder=image">Images</a> | <a href="cleanupload.php?folder=file">Files</a> | <a href="cleanupload.php?folder=flash">Flash</a> | <a href="cleanupload.php?folder=media">Media</a>
</div>
<h1>Files</h1>
<div style="clear: both; font-weight: bold; border-bottom: 1px solid #B4B7AA; height: 20px; width: 500px; margin-left:100px;">
   <div style="float: left; width: 400px;">Filename</div>
   <div style="float: right; margin-right:10px;">Remove</div>
</div>
';
//path to files
$dirname = "../uploads/".$_GET['folder']."/"; 
if ($dir = opendir($dirname)) { 
    while(false !== ($file = readdir($dir))) { 
        if(($file != ".") and ($file != "..")) { 
      echo'<form name="files" method="post" action="cleanupload.php" style="disply:inline;">
      <div style="clear: both; border-bottom: 1px solid #B4B7AA; height: 20px; width: 500px; margin-left:100px;">
            <div style="float: left; width:400px;">'.$file.'</div>
         <div style="float: right;"><input type="submit" name="tabort" value="Remove" style="font-size: 80%; margin:1px 10px 0 0; padding:1px 8px 1px 8px; border:1px solid;"></div>
      </div>
         <input name="file" type="hidden" value="'.$file.'" />
         <input name="fold" type="hidden" value="'.$_GET["folder"].'" />
</form>         
         
   '; 
        }
    } 
    closedir($dir); 
} else { 
    echo "Kan inte öppna: $dirname<br>"; 
}