// Adds child parts and generates content of the specified part.
private void CreateParts(WordprocessingDocument document)
{
ExtendedPart extendedPart1 = document.AddExtendedPart("http://schemas.openxmlformats.org/officedocument/2006/relationships/metadata/core-properties", "application/vnd.openxmlformats-package.core-properties+xml", "xml", "rId1");
GenerateExtendedPart1Content(extendedPart1);
ExtendedFilePropertiesPart extendedFilePropertiesPart1 = document.AddNewPart<ExtendedFilePropertiesPart>("rId2");
GenerateExtendedFilePropertiesPart1Content(extendedFilePropertiesPart1);
MainDocumentPart mainDocumentPart1 = document.AddMainDocumentPart();
GenerateMainDocumentPart1Content(mainDocumentPart1);
StyleDefinitionsPart styleDefinitionsPart1 = mainDocumentPart1.AddNewPart<StyleDefinitionsPart>("rId1");
GenerateStyleDefinitionsPart1Content(styleDefinitionsPart1);
FontTablePart fontTablePart1 = mainDocumentPart1.AddNewPart<FontTablePart>("rId2");
GenerateFontTablePart1Content(fontTablePart1);
DocumentSettingsPart documentSettingsPart1 = mainDocumentPart1.AddNewPart<DocumentSettingsPart>("rId3");
GenerateDocumentSettingsPart1Content(documentSettingsPart1);
TableRow tet = GenTab();
// mainDocumentPart1.Document.Body.ChildElements.GetItem(1).Append(tet);
mainDocumentPart1.Document.Body.ChildElements.GetItem(1).InsertAt(tet, 50);
SetPackageProperties(document);
}