private function GetStringBetween($String, $Start, $End){
if($String != "" && $Start != "" && $End != ""){
$Pos_1 = strpos($String, $Start);
$Pos_2 = strpos($String, $End, ($Pos_1 + 1));

if(is_numeric($Pos_1) && is_numeric($Pos_2)){
$Between = substr($String, ($Pos_1 + strlen($Start)), ($Pos_2 - $Pos_1 - strlen($Start)));

if(strlen($Between) > 0){
return $Between;
}
}
}

return false;
}