// vertical lines at day borders
$addSpecial .= ' VRULE:'.strtotime(date('Y-m-d')).'#FF0000';
$addSpecial .= ' VRULE:'.strtotime(date('Y-m-d').' -1 day').'#FF0000';
if (!isset($gconf['grid_x'])) { $gconf['grid_x'] = 'HOUR:1:HOUR:6:HOUR:2:0:%-H'; }
}
elseif ($timeframe == 'week') {
// vertical lines at day borders
$addSpecial .= ' VRULE:'.strtotime(date('Y-m-d')).'#FF0000';
$addSpecial .= ' VRULE:'.strtotime(date('Y-m-d').' -1 day').'#FF0000';
if (!isset($gconf['grid_x'])) { $gconf['grid_x'] = 'HOUR:1:HOUR:6:HOUR:2:0:%-H'; }
}
elseif ($timeframe == 'week') {