$delivery_date = mktime (0,0,0,$month,$day,$year);
$three_days = mktime (0,0,0,date("m") ,date("d")+3,date("Y"));
if ($delivery_date >= $three_days)
{
// SOMETHING REALL SHOULD GO HERE!!!!!!!!!!!!!
}
else
{
echo "<font color='#990000'>Error:</font> You have not entered a collection date allowing three working days for processing.<br>";
$stop = 1;
}