function pageChange(value) {
        switch (value) {

				case "home" :
                location.href ="/?z=contents.main";
                break; 
				case "sitemap" :
                location.href ="/?z=contents.sitemap";
                break; 
				case "contact" :
                location.href ="/?z=contents.customer";
                break;  
				case "country1" :
                location.href ="/?z=contents.e_main";
                break; 
				case "country2" :
                location.href ="/?z=contents.c_main";
                break;


/* menu1 */
               

        case "11" :
                location.href ="/?z=contents.message";
                break;
				case "12" :
                location.href ="/?z=contents.vision";
                break;
				case "13" :
                location.href ="/?z=contents.history";
                break;
				case "14" :
                location.href ="/?z=contents.organ";
                break;
				case "15" :
                location.href ="/?z=contents.ci";
                break;
				case "16" :
                location.href ="/?z=contents.map";
                break;

/* menu2 */


        case "21" :
                location.href ="/?z=contents.product1";
                break;
        case "21_2" :
                location.href ="/?z=contents.product1#2";
                break;
        case "21_3" :
                location.href ="/?z=contents.product1#3";
                break;
        case "21_4" :
                location.href ="/?z=contents.product1#4";
                break;
        case "21_5" :
                location.href ="/?z=contents.product1#5";
                break;
        case "21_6" :
                location.href ="/?z=contents.product1#6";
                break;
                
        case "22" :
                location.href ="/?z=contents.product2";
                break;
        case "22_2" :
                location.href ="/?z=contents.product2#2";
                break;
        case "22_3" :
                location.href ="/?z=contents.product2#3";
                break;
        case "22_4" :
                location.href ="/?z=contents.product2#4";
                break;
        case "22_5" :
                location.href ="/?z=contents.product2#5";
                break;
        case "22_6" :
                location.href ="/?z=contents.product2#6";
                break;
                
		 		case "23" :
                location.href ="/?z=contents.product3";
                break;
        case "23_2" :
                location.href ="/?z=contents.product3#2";
                break;
        case "23_3" :
                location.href ="/?z=contents.product3#3";
                break;
                
        case "24" :
                location.href ="/?z=contents.product4";
                break;
        case "24_2" :
                location.href ="/?z=contents.product4#2";
                break;
        case "24_3" :
                location.href ="/?z=contents.product4#3";
                break;

/* menu3 */

        case "31" :
                location.href ="/?z=bbs.declare&zz=list";
                break;
        case "32" :
                location.href ="/?z=bbs.publicity&zz=list";
                break;
                
/* menu4 */                
                
        case "41" :
                location.href ="/?z=bbs.recruit&zz=list";
                break;
        case "42" :
                location.href ="/?z=contents.person";
                break;
        case "43" :
                location.href ="/?z=form.apply";
                break;
                
/* menu5 */
		
				case "51" :
                location.href ="/?z=contents.customer";
                break;
        case "52" :
                location.href ="/?z=bbs.notice&zz=list";
                break;

        }
}