2000-11-01  Jody Goldberg <jgoldberg@home.com>

	* ms-excel-read.c (ms_excel_sheet_set_comment) : we do not need to set
	  the cell's value to empty.  It is created that way.
	(ms_excel_read_comment) : Ditto.
	(ms_excel_sheet_insert_val) : We have direct access to the display
	  format.  Use it rather than doing an expensive lookup.