euc-kr 문자셋으로 xls파일을 출력하려면, 어떻게해야 되나요?

<?php include_once("./_common.php");$filen = $g4['time_ymd']."_".$filen.".xls";header("Content-type: application/vnd.ms-excel");header("Content-Disposition: attachment; filename=".$filen);header("Expires: 0");header("Cache-Control: must-revalidate, post-check=0,pre-check=0");header("Pragma: public");?><!DOCTYPE html><html lang='ko'><head><meta http-equiv="Content-Type" content="text/html; charset=<?=$g4['charset']?>"><style>table { font-family: 굴림; font-size: 9pt; border-collapse: collapse; }td { font-family: 굴림; font-size: 9pt; border:1 solid #999999; }</style></head><body leftmargin="0" topmargin="0" marginwidth="0" marginheight="0"><?phpinclude $exskin."/excel.".$pm.".skin.php";?></body></html>