function showtip1(checkbox, divid, tip){
    var div=document.getElementById(divid);
    if (checkbox.checked) {
        div.innerHTML=tip;
    } else {
        div.innerHTML="";
    }
}

function showtip2(checkbox, divid, divii){
    var div=document.getElementById(divid);
    var divii=document.getElementById(divii);
    if (checkbox.checked) {
        div.innerHTML=divii.innerHTML;
    } else {
        div.innerHTML="";
    }
}

function showtip(checkbox, divid){
    var div=document.getElementById(divid);
    var hdiv=document.getElementById( "h"+divid );
    if (checkbox.checked) {
        div.innerHTML=hdiv.innerHTML;
    } else {
        div.innerHTML="";
    }
}

function hidetips(formid){
    var divs=document.getElementById(formid).getElementsByTagName("div");

    for(i=0; i<divs.length; i++) {
        if (divs[i].className == "quiz_item_info") {
            divs[i].innerHTML="";
        }
    }
}

function showtips(formid) {
    var divs=document.getElementById(formid).getElementsByTagName("div");
    var inputs=document.getElementById(formid).getElementsByTagName("input");

    for(i=0; i<inputs.length; i++) {
        if (inputs[i].className == "quiz_check_info") {
            inputs[i].checked = true;
        }
    }

    for(i=0; i<divs.length; i++) {
        if (divs[i].className == "quiz_item_info") {
            var hdiv=document.getElementById( "h"+divs[i].id );
            divs[i].innerHTML=hdiv.innerHTML;
        }
    }
}