Toolbars for Tree Database

Table Operations		Row Operations		Column Operations
	Add a table		Add a row		Add a column
	Delete the current table		Move a row up		Delete the current column
	Move the current table to left		Move a row down		Move the current column to left
	Move the current table to right				Move the current column to right
	Display the parent tree of the current table				Order rows incresemently
	Order tables increasemently				Order rows decresemently
	Order table descresemently				Modify the column setting
	Modify the table name
Others
	Find records
	Search databases
	Edit data with a dialog
	Show the database tree structure
	Set a formula to automatically caculation