public CLS_Content.Value ComputeValue(CLS_Content content)
{
content.InStack(this);
content.DepthAdd();
CLS_Content.Value value = null;
for (int i = 0, count = listParam.Count; i < count; i++)
{
value = listParam[i].ComputeValue(content);
if (value != null && value.breakBlock != 0)
break;
}
content.DepthRemove();
content.OutStack(this);
return value;
}