function showFeedback ()
{
var feedback = document.getElementById('feedback');
if (feedback) {
    feedback.style.display = "block";
    feedback.style.position = "absolute"; 
    feedback.style.top = "100px"; 
    feedback.style.left = "245px"; 
}

}


function hideFeedback ()
{
var feedback = document.getElementById('feedback');
if (feedback) {
    feedback.style.display = "none";
}

}