function hide(id){
    document.getElementById(id).style.display="none";
    document.getElementById(id+'0').style.display="none";
    document.getElementById(id+'0').blur();
    document.getElementById(id+'1').style.display="block";
}
function show(id){
    document.getElementById(id).style.display="block";
    document.getElementById(id+'1').style.display="none";
    document.getElementById(id+'0').style.display="block";
}