게시판에 글쓰면 메일 오게 할 수 있나요?

<?php include "common/header.php"; include "common/upload_class.php"; $DB = new DB_API; $upload = new clsUploadFile;$upload->UploadPath = $_SERVER["DOCUMENT_ROOT"]."/test_upload/"; $table_name = "test_list"; $times = time(); if($upfile["size"]) {    $temp_name = $upfile["name"];    $exe = substr("$temp_name",-4);    if(substr("$exe",0,-3)==".")	{		$exe = $exe;	}	else	{		$exe = substr("$temp_name",-5);	} 	$upfile["name"] = $times."_1_".$exe;	$upload->UploadFile($upfile);				$attach_files = $upload->SaveFileName;	 	$input["upfile"] = $attach_files;     $input["upfile_realname"] = $temp_name;			} if($upfile2["size"]) {    $temp_name = $upfile2["name"];    $exe = substr("$temp_name",-4);    if(substr("$exe",0,-3)==".")	{		$exe = $exe;	}	else	{		$exe = substr("$temp_name",-5);	} 	$upfile2["name"] = $times."_2_".$exe;	$upload->UploadFile($upfile2);				$attach_files = $upload->SaveFileName;	 	$input["upfile2"] = $attach_files;     $input["upfile2_realname"] = $temp_name;			} if ($_POST["act_flag"] == "insert"){	$input["title"] = $_POST["title"]; 	$input["shop_url"] = $_POST["shop_url"]; 	$input["writer"] = $_POST["name"]; 	$input["email"] = $_POST["email"]; 	$input["phone"] = $_POST["phone"]; 	$input["content"] = $_POST["content"]; 	$input["passwd"] = $_POST["pwd"]; 	$input["writeday"] = date("Y.m.d");       	$DB->setInsert($table_name, $input);	$DB->DBClose(); 	alert_js("alert_move", "등록 되었습니다", "test.php#page_scroll");	exit;}else if ($_POST["act_flag"] == "update"){     $input["title"] = $_POST["title"]; 	$input["shop_url"] = $_POST["shop_url"]; 	$input["writer"] = $_POST["name"]; 	$input["email"] = $_POST["email"]; 	$input["phone"] = $_POST["phone"]; 	$input["content"] = $_POST["content"];            $DB->setUpdate($table_name, $input, "idx = ".$idx);    $DB->DBClose();    alert_js("alert_move", "수정 되었습니다", "test.php#page_scroll");    exit;}else if ($_GET["act_flag"] == "delete"){         $DB->setDelete($table_name, "idx = ".$idx);    $DB->DBClose();     alert_js("alert_move", "삭제되었습니다", "test.php");    exit;}else if ($_POST["act_flag"] == "file_delete"){    $file_name = $DB->OneResult($table_name, $fieldname, "idx = ".$idx);    @unlink($upload->UploadPath.$file_name);     $update["upfile"] = "";    $update["upfile_realname"] = "";     $DB->setUpdate($table_name, $update, "idx = ".$idx);    $DB->DBClose();     echo "success";    exit;}else if ($_POST["act_flag"] == "file_delete2"){    $file_name = $DB->OneResult($table_name, $fieldname, "idx = ".$idx);    @unlink($upload->UploadPath.$file_name);     $update["upfile2"] = "";    $update["upfile2_realname"] = "";     $DB->setUpdate($table_name, $update, "idx = ".$idx);    $DB->DBClose();     echo "success";    exit;}?>