function pokaz(id)
{
document.getElementById('numer_0').style.display='none';
document.getElementById('numer_1').style.display='none';
document.getElementById('numer_2').style.display='none';
document.getElementById('numer_3').style.display='none';
document.getElementById('numer_4').style.display='none';
document.getElementById(id).style.display='block';
}

function pokaz2(id)
{

document.getElementById('numer_1').style.display='none';
document.getElementById('numer_2').style.display='none';
document.getElementById('numer_3').style.display='none';
document.getElementById(id).style.display='block';
}

function pokaz3(id)
{
document.getElementById('numer_0').style.display='none';
document.getElementById('numer_1').style.display='none';
document.getElementById('numer_2').style.display='none';
document.getElementById('numer_3').style.display='none';
document.getElementById('numer_4').style.display='none';
document.getElementById('numer_5').style.display='none';
document.getElementById('numer_10').style.display='none';
document.getElementById(id).style.display='block';

}