function menu(mnum) {
    switch (mnum) {
	    //¸ÞÀÎÆäÀÌÁö
		case 0:
		    //location.href="index.htm";
			location.href="index.htm";
			break;



		case 11:
		    location.href="sub07_1.php";
			break;
		

	    case 21:
		    location.href="sub02_1.php";
			break;


		case 31:
		    location.href="sub03_1.php";
			break;
	

		case 41:
		     location.href="sub04_1.php";
			break;	
		

		case 51:
		     location.href="sub05_1.php";
			break;

	}
}