// ¸ÞÀÎ
	function  main() {
		self.location.href = "/main.html";
	}

	function  mail() {
		self.location.href = "mailto:marathon@jnilbo.com";
	}

	function tour() {
		window.open('http://tour.es21.go.kr/','_blank');
	}

            function marathon1()
            {
                self.location.href = '/marathon/?menu=marathon_1';
            }
            function marathon2()
            {
                self.location.href = '/marathon/?menu=marathon_2';
            }
            function marathon3()
            {
                self.location.href = '/marathon/?menu=marathon_3';
            }
            function marathon4()
            {
                self.location.href = '/marathon/?menu=marathon_4';
            }
            function marathon5()
            {
                self.location.href = '/marathon/?menu=marathon_5';
            }
            function course1()
            {
                self.location.href = '/course/?menu=course_4';
            }
            function course2()
            {
                self.location.href = '/course/?menu=course_1';
            }
            function course3()
            {
                self.location.href = '/course/?menu=course_2';
            }
            function course4()
            {
                self.location.href = '/course/?menu=course_3';
            }
            function course5()
            {
                self.location.href = '/course/?menu=course_5';
            }
            function application1()
            {
                self.location.href = '/application/?menu=application_1';
            }
            function application2()
            {
                self.location.href = '/application/?menu=application_2';
            }
            function application3()
            {
                self.location.href = '/application/?menu=application_3';
            }
            function application4()
            {
                self.location.href = '/application/?menu=application_4';
            }
            function application5()
            {
                self.location.href = '/application/?menu=application_5';
            }
            function record1()
            {
                self.location.href = '/record/?menu=record_1';
            }
            function record2()
            {
                self.location.href = '/record/?menu=record_2';
            }
            function community1()
            {
                self.location.href = '/bbs/bbs.php?board=notice';
            }
            function community2()
            {
                self.location.href = '/bbs/bbs.php?board=free';
            }
            function community3()
            {
                self.location.href = '/community/?menu=community_3';
            }
            function community4()
            {
                self.location.href = '/bbs/bbs.php?board=gallery';
            }
            function community5()
            {
                self.location.href = '/bbs/bbs.php?board=hongbo';
            }
            function sitemap1()
            {
                self.location.href = '/sitemap/?menu=sitemap_1';
            }
function view() {
	var window_left = (screen.width-800)/2;
	var window_top = (screen.height-700)/2;
	ref = "/course.html";      
	window.open(ref,"printwin",'width=800,height=700,status=no,top=' + window_top + ',left=' + window_left + '');
}