function change(menu){
		
        var selectIndex = menu.selectedIndex;
        var value = menu.options[selectIndex].value;
        if ( selectIndex < 2 || value.length == 0 )
                menu.selectedIndex = 0;
        else if ( value.length != 0 ){
                var loc="";
                if ( value.charAt( 0 ) == '/' )
                     loc = value;

				 if (value == '100'){
					alert("¼­ºê¸Þ´º¸¦ Ŭ¸¯ Çϼ¼¿ä..");
					menu.selectedIndex = 0;
					return true;	
				}else{
                        if ( value.substring( 0, 7 ) == "mailto:" ||
                                 value.substring( 0, 5 ) == "http:" ||
                                 value.substring( 0, 4 ) == "ftp:" ||
                                 value.substring( 0, 7 ) == "telnet:" )
                                loc = value;
                        else
                                loc = menu.options[0].value + value;
                }
                menu.selectedIndex = 0;
             document.location = loc;
        }
}