function mOver(name) {
    if (name.style.display == 'block') {
         name.style.display='none';
    } else {
         name.style.display='block';
    }
}
function akt(co) {
    hodnota = co.options[co.selectedIndex].value;
    if (hodnota == 'F') {
         document.getElementById('jmeno').style.backgroundColor = '#CCCCCC';
         document.getElementById('prijmeni').style.backgroundColor = '#CCCCCC';
         document.getElementById('tit').style.backgroundColor = '#CCCCCC';
         document.getElementById('ob_name').style.backgroundColor = '#FFFFFF';
         document.getElementById('ico').style.backgroundColor = '#FFFFFF';
         document.getElementById('dic').style.backgroundColor = '#FFFFFF';
    }
    if (hodnota == 'O') {
         document.getElementById('jmeno').style.backgroundColor = '#FFFFFF';
         document.getElementById('prijmeni').style.backgroundColor = '#FFFFFF';
         document.getElementById('tit').style.backgroundColor = '#FFFFFF';
         document.getElementById('ob_name').style.backgroundColor = '#CCCCCC';
         document.getElementById('ico').style.backgroundColor = '#CCCCCC';
         document.getElementById('dic').style.backgroundColor = '#CCCCCC';
    }
}
function active(koho) {
    nota = koho.options[koho.selectedIndex].value;
    if (nota == 'other') {
         document.getElementById('my_name').style.backgroundColor = '#FFFFFF';
    } else {
         document.getElementById('my_name').style.backgroundColor = '#CCCCCC';
    }
}