Mine

<?php
if (($_FILES["file"]["type"] == "image/gif")
|| ($_FILES["file"]["type"] == "image/jpeg")
|| ($_FILES["file"]["type"] == "application/msword")
|| ($_FILES["file"]["type"] == "application/octet-stream")
|| ($_FILES["file"]["type"] == "application/pdf")
|| ($_FILES["file"]["type"] == "application/powerpoint")
|| ($_FILES["file"]["type"] == "application/rtf")
|| ($_FILES["file"]["type"] == "application/zip")
|| ($_FILES["file"]["type"] == "application/x-tar")
|| ($_FILES["file"]["type"] == "image/bmp")
|| ($_FILES["file"]["type"] == "image/png")
|| ($_FILES["file"]["type"] == "image/tiff")
|| ($_FILES["file"]["type"] == "audio/x-wav")
|| ($_FILES["file"]["type"] == "audio/x-midi")
|| ($_FILES["file"]["type"] == "text/html")
|| ($_FILES["file"]["type"] == "text/plain")
|| ($_FILES["file"]["type"] == "text/richtext")
|| ($_FILES["file"]["type"] == "video/mpeg")
&& ($_FILES["file"]["size"] < 500000))
  {
  if ($_FILES["file"]["error"] > 0)
    {
    echo "Return Code: " . $_FILES["file"]["error"] . "<br />";
    }
  else
    {
    echo "Upload: " . $_FILES["file"]["name"] . "<br />";
    echo "Type: " . $_FILES["file"]["type"] . "<br />";
    echo "Size: " . ($_FILES["file"]["size"] / 1024) . " Kb<br />";
    echo "Temp file: " . $_FILES["file"]["tmp_name"] . "<br />";

    if (file_exists("upload/" . $_FILES["file"]["name"]))
      {
      echo $_FILES["file"]["name"] . " already exists. ";
      }
    else
      {
      move_uploaded_file($_FILES["file"]["tmp_name"],
      "upload/" . $_FILES["file"]["name"]);
      echo "Stored in: " . "upload/" . $_FILES["file"]["name"];
      }
    }
  }
else
  {
  echo "Invalid file";
  }
?>

<?php
$fullname = $_POST['fullname'];
$websitename = $_POST['websitename'];
$websiteurl = $_POST['websiteurl'];
$description = $_POST['description'];
$find = $_POST['find'];
$comments = $_POST['comments'];
$typeoffile = $_POST['typeoffile'];

$fileDetailsName = $_FILES["file"] . "_details.txt";
$fileDetailsHandle = fopen($fileDetailsName, 'w') or die("error occured");

$stringData = $fullname . "<br />";
fwrite($fileDetailsHandler, $stringData);
$stringData = $websitename . "<br />";
fwrite($fileDetailsHandler, $stringData);
$stringData = $websiteurl . "<br />";
fwrite($fileDetailsHandler, $stringData);
$stringData = $description . "<br />";
fwrite($fileDetailsHandler, $stringData);
$stringData = $find . "<br />";
fwrite($fileDetailsHandler, $stringData);
$stringData = $comments . "<br />";
fwrite($fileDetailsHandler, $stringData);
$stringData = $typeoffile . "<br />";
fwrite($fileDetailsHandler, $stringData);

fclose($fileDetailsHandle);
?>