		Type = UserType + ???
Element + 1000
Conductor + 1001
Terminal + 1002
ElementTextItem + 1003
DiagramTextItem + 1004
IndependentTextItem + 1005
ConductorTextItem + 1006
DiagramImageItem + 1007
QetShapItem + 1008
crossRefItem + 1009
ElementPrimitiveDecorator + 2200
