headers
acGroupLevel1Header constant, 199
acGroupLevel2Header constant, 199
acHeader constant, 199
acPageHeader constant, 199
datasheet forms, 400
Group Header property, 190
reports, 176, 184
Help topics
Debug toolbar, 216
Excel object model, 500
Outlook object model, 426–428
VBA, 216
Word object model, 367
hidden mode, reports, 196
hidden system objects (zh tag), 290
Hide Details button (PivotTable toolbar), 165
hiding forms/reports, 212
hlk tag (hyperlink), 292, 294
Hungarian notation development, Charles Simonyi, 289–290