function show_t(id){
    
    document.getElementById('com').style.display = 'none';
    
    document.getElementById('rel').style.display = 'none';
    
    document.getElementById('oth').style.display = 'none';
    
    document.getElementById('most').style.display = 'none';
    
    document.getElementById('repo').style.display = 'none';
    
    document.getElementById(id).style.display = 'block';
    
    document.getElementById('tcom').className = 'tof';
    
    document.getElementById('trel').className = 'tof';
    
    document.getElementById('toth').className = 'tof';
    
    document.getElementById('tmost').className = 'tof';
    
    document.getElementById('trepo').className = 'tof';
    
    document.getElementById('t'+id).className = 'ton';
    
    }