function get_num_sizes(){

               $query1 = "SELECT * FROM packcontents WHERE packageid = '$this->p_id' ORDER BY printsizeid";
               $result1 = mysql_query($query1) or die(mysql_error());
              $return  mysql_num_rows($result1);

               }
  id  packageid  maxquantity  printsizeid  photobookid  
      33 1 0 6 0 
      32 1 0 5 0 
      31 1 0 4 0 
      30 1 2 3 0 
      29 1 4 2 0 
      28 1 50 1 0 
      34 1 0 7 0 
      35 2 75 1 2 
      36 2 4 2 2 
      37 2 2 3 2 
      38 2 0 4 2 
      39 2 0 5 2 
      40 2 0 6 2 
      41 2 0 7 2 
      42 3 75 1 6 
      43 3 4 2 6 
      44 3 2 3 6 
      45 3 0 4 6 
      46 3 0 5 6 
      47 3 1 6 6 
      48 3 0 7 6 
      49 4 100 1 3 
      50 4 8 2 3 
      51 4 4 3 3 
      52 4 0 4 3 
      53 4 0 5 3 
      54 4 2 6 3 
      55 4 0 7 3 
      56 6 100 1 5 
      57 6 10 2 5