function showonlyone(thechosenone) {
    var newboxes = document.getElementsByTagName("div");
    for (var x = 0; x < newboxes.length; x++) {
        name = newboxes[x].getAttribute("name");
        if (name == 'newboxes') {
            if (newboxes[x].id == thechosenone) {
                newboxes[x].style.display = 'block';
            }
            else {
                newboxes[x].style.display = 'none';
            }
        }
    }
}



function ToggleDisplay(elem, imageToSwap)
{
  alert("value: " + elem.value);
}