function menu(a,b,c) {
	switch (a) {
	case "a":
	location.target="_self";
		switch (b) {
		case "1":
			switch (c) {
			case "1":
				location="/about/intro_about.php";
				break;
			case "2":
				location="/about/intro_ceo.php";
				break;
			case "3":
				location="/about/intro_vision.php";
				break;
            case "4":
				location="/about/intro_manage.php";
				break;
            case "5":
				location="/about/intro_history.php";
				break;
            case "6":
				location="/about/intro_org.php";
				break;


			default:
				location="/about/intro_about.php";
			}
			break;
		case "2":
			switch (c) {
			case "1":
				location="/about/partner_biz01.php";
				break;
			case "2":
				location="/about/partner_abroad.php";
				break;
            default:
				location="/about/partner_biz01.php";
			}
			break;
		case "3":
			switch (c) {
			case "1":
				location="/about/employ_list.php";
				break;
			case "2":
				location="/about/employ_welfare.php";
				break;
           default:
				location="/about/employ_list.php";
			}
			break;
		case "4":
			location="/about/map.php";
			break;
		
		case "5":
			location="/about/ci.php";
			break;
		
		default:
			location="/about/ci.php";
		}
		break;
	case "b":
		location.target="_top";
		switch (b) {
		case "1":
			switch (c) {
			case "1":
				location="/biz/iubi_pmp.php";
				break;
			case "2":
				location="/biz/iubi_nav.php";
				break;
            default:
				location="/biz/iubi_pmp.php"
			}
			break;
		case "2":
			switch (c) {
			case "1":
				location="/biz/product_battery01.php"
				break;
			case "2":
				location="/biz/product_pcm01.php"
				break;
			case "3":
				location="/biz/product_crt01.php"
				break;
			case "4":
				location="/biz/product_remote.php"
				break;
			case "5":
				location="/biz/product_wire01.php"
				break;
			case "6":
				location="/biz/product_jack.php"
				break;
			case "7":
				location="/biz/product_semiass01.php"
				break;
			case "8":
				location="/biz/product_pcmsmt.php"
				break;
			default:
				location="/biz/product_battery01.php"
			}
			break;
		default:
			location="/biz/product_battery01.php";
		}
		break;
	case "c":
		location.target="_self";
		switch (b) {
		case "1":
			switch (c) {
			case "1":
				location="/rnd/rnd_manpower.php";
				break;
			case "2":
				location="/rnd/rnd_pcm01.php";
				break;
			case "3":
				location="/rnd/rnd_01.php";
				break;
			case "4":
				location="/rnd/rnd_copyright.php";
				break;
			default:
				location="/rnd/rnd_manpower.php";
			}
			break;
		
		case "2":
			switch (c) {
			case "1":
				location="/rnd/quality_mng01.php";
				break;
			case "2":
				location="/rnd/quality_mark.php";
				break;
			case "3":
				location="/rnd/quality_process.php";
				break;
			
			default:
				location="/rnd/quality_mng01.php";
			}
			break;
		default:
			location="/rnd/rnd_manpower.php";
		}
		break;
	case "d":
		switch (b) {
		case "1":
			location="/invest/announce.php";
			break;
		case "2":
			switch (c) {
			case "1":
				location="/invest/mng_record.php";
				break;
			case "2":
				location="/invest/notice_list.php";
				break;
			case "3":
				location="/invest/report_list.php";
				break;
                                           case "4":
				location="/invest/report2_list.php";
				break;
			
			default:
				location="/invest/mng_record.php";
			}
			break;
		case "3":
			switch (c) {
			case "1":
				location="/invest/finance_01.php";
				break;
			case "2":
				location="/invest/finance_02.php";
				break;
			case "3":
				location="/invest/finance_03.php";
				break;
			
			default:
				location="/invest/finance_01.php";
			}
			break;
		case "4":
			switch (c) {
			case "1":
				location="/invest/stock_01.php";
				break;
			case "2":
				location="/invest/stock_02.php";
				break;
			case "3":
				location="/invest/stock_03.php";
				break;
                                           case "4":
				location="/invest/stock_04.php";
				break;
			
			default:
				location="/invest/stock_01.php";
			}
                                            break;
		case "5":
			switch (c) {
			case "1":
				location="/invest/irnews_list.php";
				break;
			case "2":
				location="/invest/invest_contact.php";
				break;
			case "3":
				location="/invest/meeting_list.php";
				break;
                                           case "4":
				location="/invest/faq_list.php";
				break;
                                           case "5":
				location="/invest/irman.php";
				break;
			
			default:
				location="/invest/announce.php";
			}
                                            break;
		
		default:
			location="/invest/irnews_list.php";
		}
		break;
	
	}
}