<?php
$myFile = "1.txt";
$fh = fopen($myFile, 'r');
$theData = fread($fh, filesize($myFile));
fclose($fh);


if (preg_match("/\(Non-Privileged\)\.pst(.*?)-----Original Message-----/s", $theData, $matches1))
{
    echo $matches1[1]."<br />";
}

?>