public virtual AttVal CloneAttributes(AttVal attrs)
{
var cattrs = (AttVal) attrs.Clone();
for (AttVal att = cattrs; att != null; att = att.Next)
{
if (att.Asp != null)
_nodeList.Add(att.Asp);
if (att.Php != null)
_nodeList.Add(att.Php);
}
return cattrs;
}