Flat Text
The complex type, CT_FlatText, defines a text object in a 3-D scene that should be rendered as a normal, flat, text overlay outside of the 3-D scene. The complex type is defined in the following manner:
<xsd:complexType name="CT_FlatText"> <xsd:attribute name="z" type="ST_Coordinate" use="optional" default="0" /> </xsd:complexType>