function goURL(num) {
    switch(num) {
        
        case 101:
            location.href="/sub01/index.html";
            break;
        case 102:
            location.href="/sub01/index2.html";
            break;
        case 103:
            location.href="/sub01/index3.html";
            break;
        case 104:
            location.href="/sub01/index4.html";
            break;
        case 105:
            location.href="/sub01/index5.html";
            break;
        case 106:
            location.href="/sub01/index6.html";
            break;
        case 107:
            location.href="/sub01/index7.html";
            break;
            
        
        
        case 201:
            location.href="/sub02/index.html";
            break;
        case 202:
            location.href="/sub02/index2.html";
            break;
        case 203:
            location.href="/sub02/index3.html";
            break;
        case 204:
            location.href="/sub02/index4.html";
            break;
        case 205:
            location.href="/sub02/index5.html";
            break;
        
        
        case 301:
            location.href="/sub03/index.html";
            break;
        case 302:
            location.href="/sub03/index2.html";
            break;
        case 303:
            location.href="/sub03/index3.html";
            break;
        case 304:
            location.href="/sub03/index4.html";
            break;
        case 305:
            location.href="/sub03/index5.html";
            break;
        
        
        case 401:
            location.href="/sub04/index.html";
            break;
        case 402:
            location.href="/sub04/index2.html";
            break;
        case 403:
            location.href="/sub04/index3.html";
            break;
        case 404:
            location.href="/sub04/index4.html";
            break;
        case 405:
            location.href="/sub04/index5.html";
            break;
        case 406:
            location.href="/sub04/index6.html";
            break;
        
		
        case 501:
            location.href="/sub05/index.html";
            break;
        case 502:
            location.href="/sub05/index2.html";
            break;
        case 503:
            location.href="/sub05/index3.html";
            break;
        case 504:
            location.href="/sub05/index4.html";
            break;
        
   

        case 601:
            location.href="/sub06/index.html";
            break;
        case 602:
            location.href="/sub06/index2.html";
            break;
        case 603:
            location.href="/sub06/index3.html";
            break;      
        case 604:
            location.href="/sub06/index4.html";
            break;      
        case 605:
            location.href="/sub06/index5.html";
            break;      


        case 701:
            location.href="/sub07/index.html";
            break;
        case 702:
            location.href="/sub07/index2.html";
            break;
        case 703:
            location.href="/sub07/index3.html";
            break;
        case 704:
            location.href="/sub07/index4.html";
            break;
        case 705:
            location.href="/sub07/index5.html";
            break;
            
            
        case 801:
            location.href="/sub08/index.html";
            break;
        case 802:
            location.href="/sub08/index2.html";
            break;
        case 803:
            location.href="/sub08/index3.html";
            break;
        case 804:
            location.href="/sub08/index4.html";
            break;
        case 805:
            location.href="/sub08/index5.html";
            break;
            
            
        case 1001:
            location.href="/etc/index.html";
            break;
        case 1002:
            location.href="/etc/index.html";
            break;
        case 1003:
            location.href="/etc/index.html";
            break;
        case 1004:
            location.href="/etc/index.html";
            break;
    }
}