function getKeys(item)
{
    var li = $(item);
    var keys=li.id.split("_");
    return keys;
}

function itemsOver(item)
{
    var keys = getKeys(item);
    //alert(keys[2]);
    for (i=1;i<=keys[2];i++) {
        $('li_' + keys[1] + '_' + i).className="on";
    }
}

function itemsOut(item)
{
    var keys = getKeys(item);
    for (i=1;i<=6;i++) {
        if(i>$('q' + keys[1]).value) {
            $('li_' + keys[1] + '_' + i).className="";
        }
    }
}

function setAnswer(item)
{
    var keys = getKeys(item);
    $('q' + keys[1]).value = keys[2];
}

function setAnswerValue(key)
{
    var value = $('q' + key).value;
    for (i=1;i<=value;i++) {
        $('li_' + key + '_' + i).setStyle({
            backgroundImage: 'url(/templates/default/img/tea-taster/cup_on.jpg)'
        });
    }
}

/**
 *
 * @access public
 * @return void
 **/
function del(){
    var result = window.confirm("Was weg ist, ist weg!\n\nLöschen?");
    return result;
}