<?
 function daysDiff($y1, $m1, $d1) { 
   $y2 = date('Y'); 
   $m2 = date('m'); 
   $d2 = date('d'); 

   if (mktime(0,0,0,$m1,$d1,$y1) - mktime(0,0,0,date('m'),date('d'),date('Y'))<0) { 
      $diff = 'expiried'; 
   }else{ 
      $diff='nog '; 
      $y = $y1 - $y2; 
      $m = $m1 - $m2; 
      $d = $d1 - $d2; 
      $daysInMonth = date('t',$m1); 
      if ($d<0) {$m--;$d=$d+$daysInMonth;} 
      if ($m<0) {$y--;$m=$m+12;} 
      if ($y>0) $diff .= $y==1 ? '1 jaar ' : "$y jaren "; 
      if ($m>0) $diff .= $m==1? '1 maand en ' : "$m maanden en "; 
      if ($d>0) $diff .= $d==1 ? '1 dag ' : "$d dagen "; 
      if ($d==0) $diff .= '0 dagen '; 
   } 
return $diff; 
} 

$rest = daysDiff('2005','5','30');

echo $rest;

?>