function clearscreen(e)
{
    var i = 1;
    while (i < 6) {
	if (i != e) {
	    document.getElementById('hs_'+i).style.display = 'none';
	    document.getElementById('cell_'+i).className = 'cell';
	}
	i++;
    }
}

function showscreen(num, toto)
{
    if (toto != 'none') {
	clearInterval(toto);
	toto = 'none';
    }
    clearscreen(42);
    //    document.getElementById('hs_'+num).style.display = 'block';
    $('#save').html(num);
    $('#hs_'+num).fadeIn('slow', function() {clearscreen($('#save').html());});
    document.getElementById('cell_'+num).className = 'cell_hover';
    num++;
}