18:43:47 Create new PHPExcel object
18:43:47 Set properties
18:43:47 Add some data
18:43:47 Set column widths
18:43:47 Add conditional formatting
18:43:47 Set fonts
18:43:47 Set header/footer
18:43:47 Set page orientation and size
18:43:47 Rename sheet
18:43:47 Write to Excel2007 format