private static void addProps(Hashtable index, Map props)
{
IDictionaryEnumerator en = props.pairsIterator();
while (en.MoveNext())
{
string key = (string)en.Key;
List val = (List)en.Value;
List master = (List)index[key];
if (master == null)
index[key] = val;
else
master.addAll(val);
}
}