Как получить путь к видео?

<?$ID = $_POST['arr'][0];
if (CModule::IncludeModule("iblock")):
 $iblock_id = 10;
 $mySlider = CIBlockElement::GetList (
     Array(
        "ID" => "ASC"
    ),
     Array(
        "IBLOCK_ID" => $iblock_id,
      "ID" => $ID
    ),
    false,
    false,
    Array(
         'PROPERTY_MY_FILES'
     )
 );
 while($arFields = $mySlider->GetNext())
 {
   ?><pre><? print_r ($arFields);?></pre><?
 }
 endif;
 ?>

Array
(
    [PROPERTY_MY_FILES_VALUE] => 
    [~PROPERTY_MY_FILES_VALUE] => 
    [PROPERTY_MY_FILES_VALUE_ID] => 
    [~PROPERTY_MY_FILES_VALUE_ID] => 
    [ID] => 15861
    [~ID] => 15861
)