รบกวนถามสักนิสครับ จาก code เนี่ยครับ ถ้าผมเปลี่ยนการ send mailto ไปที่เมล ผมโดยที่ยังไม่ได้ up ขึ้น host

<?php
require_once('CCenter.php');
$cms = new CCenter( 3600 * 7 );

require_once('lib-cms.php');
require_once('lib-cart.php');
require_once('lib-center.php');
require_once('lib-input.php');
require_once('lib-mail.php');
require_once('lib-hotel.php');
require_once('lib-taxi.php');
require_once('lib-tour.php');
require_once('lib-golf.php');

$tpl = 'page.tpl';
$id = $_GET['id'];
if( !$id )
{
	$id = $_POST['id'];
}
$ac = $_GET['ac'];
if( !$ac )
{
	$ac = $_POST['ac'];
}
$pagetitle = 'AKG予約センター';

$sendmailto = '[email protected]';  **************** ตรงนี้อะครับ  *************
//$sendmailto2 = '[email protected]';


if( mysql_connect( "localhost", "root", "1234" ) )
{
	mysql_select_db( "akgthail_akgdb1" );
}

session_start();
if( !isset( $cart ) )
{
	$cart = array();
}
session_register('cart');

$buf = file_get_contents( 'head.htm' );
$pagehead = GetPageBody( $buf );

switch( $ac )
{
case 'pattayalist':
	GetPattaya( $pagebody );
	break;
case 'bangkoklist':
	GetBangkok( $pagebody );
	break;
case 'taxilist':
	GetTaxiList( $pagebody );
	break;
case 'tourlist':
	GetTourList( $pagebody );
	break;
case 'golflist':
	GetGolfList( $pagebody );
	break;
case 'room':
	GetRoom( $pagebody, $id );
	break;
case 'selhotel':
	GetHotel( $pagebody, $id );
	break;
case 'taxi':
	GetTaxiInput( $pagebody, $id );
	break;
case 'tour':
	GetTourInput( $pagebody, $id );
	break;
case 'golf':
	GetGolfInput( $pagebody, $id );
	break;
case 'addhotel':
	if( CheckHotel( $pagebody ) )
	{
		AddItem2( $cart, AddHotel() );
		GetCartPage( $cart, $pagebody );
		$leftoff = true;
	}
	break;
case 'addtaxi':
	if( CheckTaxi( $pagebody ) )
	{
		AddItem2( $cart, AddTaxi() );
		GetCartPage( $cart, $pagebody );
		$leftoff = true;
	}
	break;
case 'addtour':
	if( CheckTour( $pagebody ) )
	{
		AddItem2( $cart, AddTour() );
		GetCartPage( $cart, $pagebody );
		$leftoff = true;
	}
	break;
case 'addgolf':
	if( CheckGolf( $pagebody ) )
	{
		AddItem2( $cart, AddGolf() );
		GetCartPage( $cart, $pagebody );
		$leftoff = true;
	}
	break;
case 'cart':
	GetCartPage( $cart, $pagebody );
	$leftoff = true;
	break;
case 'input':
	if( $cart )
	{
		$leftoff = true;
		$buf = file_get_contents( 'input.htm' );
		$pagebody = GetPageBody( $buf );
		SetInputToDefult( $pagebody );
	}
	break;
case 'confirm':
	if( $cart )
	{
		$leftoff = true;
		ConvertInput();
		SetInputToCookie();
		$buf = CheckInput();
		if( $buf )
		{
			$pagebody = $buf;
		}
		else
		{
			$buf = file_get_contents( 'confirm.htm' );
			$pagebody = GetPageBody( $buf );
			SetInputToPage( $pagebody );
			GetCartPage( $cart, $buf, true, false );
			//$buf = str_replace("<br>", "\n", $buf);
			$pagebody = str_replace( "<cart></cart>", $buf, $pagebody );
		}
		if( $cms->CheckGrantee( $cart ) )
		{
			$com1 = 'サービス利用規約<br/><br/>■本予約に関しましては下記のURLに記載されている内容<br/>に同意頂いたとものとさせて頂きます。<br/>　http://www.akgthailand.com/?id=caution<br/>　http://www.akgthailand.com/?id=caution_hotel<br/>　http://www.akgthailand.com/?id=caution_car<br/><br/>■一週間以内の予約<br/>手配後のキャンセルや変更はできません。他社とのダブル<br/>ブッキングにご注意下さい。キャンセル料は日本もしくはタイ<br/>への銀行振込となります<br/><br/>■年末年始の予約<br/>12月20日～1月10日に関わる予約は11月末までの先払い<br/>となります。<br/>';
			$pagebody = str_replace( "<message />", $com1, $pagebody );
		}
	}
	break;
case 'sendmail':
	if( $cart )
	{
		$leftoff = true;
		if( $cms->CheckGrantee( $cart ) )
		{
			$body = "\n---------------------------------------------\n緊急手配 キャンセル不可同意申込書\n---------------------------------------------\n";
		}
		GetMailBody( $cart, $subject, $body );
		/*
		$body="";
		foreach($_POST as $key=> $value)
		{
			if(strpos($key,"golfmail")!==false)
			{
			 	$body .= $value;
			}
		}
		//$body = str_replace("\n", "<br>", $body);
		*/
		SendMailJp( $subject, $body, $_POST["email"], $sendmailto );
		//SendMailJp( $subject, $body, $_POST["email"], $sendmailto2 );
		$pagebody = "お申し込みありがとうございます。送信が正常に終了しました。";
		$cart = array();
	}
	break;
case 'delete':
	DeleteItem2( $cart, $id );
	GetCartPage( $cart, $pagebody );
	$leftoff = true;
	break;
default:
	$buf = file_get_contents( 'body.htm' );
	$pagebody = GetPageBody( $buf );
	break;
}

if( !$leftoff )
{
	$buf = file_get_contents( 'left.htm' );
	$pageleft = str_replace( '<cart></cart>', ShowCartSide( $cart ), GetPageBody( $buf ) );
}

if( !$pagebody )
	GetErrorpage( $pagetitle, $pagebody );

include( $tpl );
?>