private
static
void
SplitDocument(RadFlowDocument sourceDocument, RadFlowDocument targetDocument)
{
DocumentElementImporter importer =
new
DocumentElementImporter(targetDocument, sourceDocument, ConflictingStylesResolutionMode.UseTargetStyle);
Section section = sourceDocument.EnumerateChildrenOfType<Section>().First();
Section importedSection = importer.Import(section);
targetDocument.Sections.Add(importedSection);
sourceDocument.Sections.Remove(section);
}