protected boolean resolveItem(final LayoutProcess process,
final LayoutElement currentNode,
final StyleKey key, final int index,
final CSSConstant item)
{
final CSSConstant bvalue = (CSSConstant) lookupValue(item);
final BackgroundSpecification backgroundSpecification =
currentNode.getLayoutContext().getBackgroundSpecification();
backgroundSpecification.setBackgroundAttachment(index, bvalue);
return true;
}