var newsID = '';
        function news(id){
                var newsObj = document.getElementById('a' + newsID);
                if(newsObj){
                        newsObj.style.display = 'none';
                        document.getElementById('b' + newsID).className = 'option2';
                }
                var obj = document.getElementById('a' + id);
                document.getElementById('b' + id).className = 'option1';
                obj.style.display = '';
                newsID = id;
        }
        
        var news1ID = '';
        function news1(id){
                var news1Obj = document.getElementById('c' + news1ID);
                if(news1Obj){
                        news1Obj.style.display = 'none';
                        document.getElementById('d' + news1ID).className = 'option2';
                }
                var obj = document.getElementById('c' + id);
                document.getElementById('d' + id).className = 'option1';
                obj.style.display = '';
                news1ID = id;
        }