$cols = array(0, 75, 175, 250, 300, 375, 450, 515);
$headers = array(_('Category'), _('Description'), _('Customer'), _('Qty'), _('Sales'), _('Cost'), _('Contribution'));
$cols = array(0, 75, 175, 250, 300, 375, 450, 515);
$headers = array(_('Category'), _('Description'), _('Customer'), _('Qty'), _('Sales'), _('Cost'), _('Contribution'));