function dichroChanged(sender) {
    var imageId = sender.id.replace(/DropDownListDichros/, 'Thumbnail');
    var productNumberId = sender.id.replace(/DropDownListDichros/, 'ProductNumber');
    var priceId = sender.id.replace(/DropDownListDichros/, 'Price');
    var basketButtonId = sender.id.replace(/DropDownListDichros/, 'BasketButton');
    var selectedValue = sender.options[sender.selectedIndex].value;

    $get(imageId).src = _dichros[selectedValue][0];
    $get(productNumberId).innerHTML = _dichros[selectedValue][1];
    $get(priceId).innerHTML = _dichros[selectedValue][2];

    if (_dichros[selectedValue][3] == 1)
        $get(basketButtonId).src = _basketFull;
    else
        $get(basketButtonId).src = _basketEmpty;
}