function f_chk(){
     var f = document.loginForm;
     
     if(f.mem_id.value == ''){
        alert('¾ÆÀ̵𸦠ÀÔ·ÂÇϼ¼¿ä');
        f.mem_id.focus();
        return false;
     }
     
     if(f.mem_pwd.value == ''){
        alert('ºñ¹Ð¹øÈ£¸¦ ÀÔ·ÂÇϼ¼¿ä');
        f.mem_pwd.focus();
        return false;
     }
     
     f.submit();
     
  }
  
  
  function join(g_id){
  
     j_win = window.open('/member/join.php?g_gubun=cafe&g_id='+g_id,'j_win','top=50,left=50,width=600,height=670,scrollbars=1,status=0,location=0,menubar=0,toolbar=0');
     j_win.focus();
    
  }
  
  
  function mypage(){
  
     j_win = window.open('/member/mypage.php','j_win','top=50,left=50,width=600,height=670, scrollbars=1,status=0,location=0,menubar=0,toolbar=0');
     j_win.focus();
    
  }
  
  
  function id_pwd_find(){
  
     j_win = window.open('/member/pw_find.php','j_win','top=50,left=50,width=400,height=175,scrollbars=1,status=0,location=0,menubar=0,toolbar=0');
     j_win.focus();
    
  }
  
  
  function key_chk(){
  
      if(event.keyCode == "13"){
          f_chk();
      }
  
  }