diff --git a/getepg.php b/getepg.php
index 63e1bde..97ff057 100644
--- a/getepg.php
+++ b/getepg.php
@@ -123,13 +123,13 @@ function epgrec_exec( $cmd, $env = null ) {
 
   // 地上波を処理する
   if( $settings->gr_tuners != 0 ) {
-	foreach( $GR_CHANNEL_MAP as $key=>$value ){
+	foreach( $GR_CHANNEL_MAP as $value ){
 		// 録画重複チェック
 		$num = DBRecord::countRecords(  RESERVE_TBL, "WHERE complete = '0' AND type = 'GR' AND endtime > now() AND starttime < addtime( now(), '00:01:10')" );
 		if($num < $settings->gr_tuners && check_file($temp_data_gr.$value."")) {
 			$cmdline = "CHANNEL=".$value." DURATION=60 TYPE=GR TUNER=0 MODE=0 OUTPUT=".$temp_data_gr.$value." ".DO_RECORD . " >/dev/null 2>&1";
 			exec( $cmdline );
-			$cmdline = INSTALL_PATH."/storeProgram.php GR ".$temp_data_gr.$value." ".$key;
+			$cmdline = INSTALL_PATH."/storeProgram.php GR ".$temp_data_gr.$value." ".$value;
 			$gr_procs[] = epgrec_exec( $cmdline );
   		}
   	}
diff --git a/index.php b/index.php
index 2504286..55afaa6 100644
--- a/index.php
+++ b/index.php
@@ -45,9 +45,11 @@
 
 // 番組表
 $programs = array();
-if( $type == "BS" ) $channel_map = $BS_CHANNEL_MAP;
-else if( $type == "GR" ) $channel_map = $GR_CHANNEL_MAP;
-else if( $type == "CS" ) $channel_map = $CS_CHANNEL_MAP;
+$tmprec = new DBRecord(CHANNEL_TBL);
+$recarr = $tmprec->fetch_array( "type", $type, "ORDER BY sid ASC " );
+foreach( $recarr as $val) {
+	$channel_map["$val->channel_disc"] = $val->channel;
+}
 $st = 0;
 $prec = null;
 try {
diff --git a/settings/site_conf.php b/settings/site_conf.php
index da47a3d..49265be 100644
--- a/settings/site_conf.php
+++ b/settings/site_conf.php
@@ -11,4 +11,13 @@
 		'suffix' => '.ts',	// do-record.shのカスタマイズが必要
 	),
 );
+// 識別子 => チャンネル番号
+$GR_CHANNEL_MAP = array(
+	"GR15"	=> "15",  // NHK
+	"GR13"	=> "13",  // 教育
+	"GR26"	=> "26",  // テレビ新潟
+	"GR23"	=> "23",  // 新潟テレビ21
+	"GR17"	=> "17",  // 新潟放送
+	"GR19"	=> "19",  // 新潟総合テレビ
+);
 ?>
diff --git a/storeProgram.php b/storeProgram.php
index 9a84f50..0141655 100644
--- a/storeProgram.php
+++ b/storeProgram.php
@@ -25,9 +25,9 @@
   $cmdline = $settings->epgdump." ";
   
   if( $type === "GR" ) {
-	$key = $argv[3];	// key
-	$xmlfile = $settings->temp_xml.$key."";
-	$cmdline .= $key." ".$file." ".$xmlfile;
+	$ch = $argv[3];	// channel
+	$xmlfile = $settings->temp_xml."_gr".$ch;
+	$cmdline .= $ch." ".$file." ".$xmlfile;
   }
   else if( $type === "CS1" ) {
 	$type = "CS";