Add:
Axis Tab
Axis tab include Vertical axis group features and Horizontal axis group features.
Horizontal Time Axis Bar Features:
Add Block
Insert a horizontal axis bar, or add a time block on a exists horizontal axis bar.
Refresh
Refresh draw whole horizontal axis bar, when you have edited text of some of time block.
Shift Left
Shift the selected time block to left.
Shift Right
Shift the selected time block to right.
Delete
Delete the selected time block from horizontal axis bar.