function goto(mmain) {
  
  //alert(mmain); 
  
  //ëÞÃÀ­º­¶
  if (mmain==01) { window.open("artist.php","_self"); }
  if (mmain==02) { window.open("news.php","_self"); }
  if (mmain==03) { window.open("schedule.php","_self"); }
  if (mmain==04) { window.open("store.php","_self"); }
  if (mmain==05) { window.open("login.php","_self"); }
  if (mmain==06) { window.open("#","_self"); }
  //if (mmain==06) { window.open("aboutus.php","_self"); }
  if (mmain==07) { window.open("bbs.php","_self"); }  
  
};