$acc = new Accounts();
 $orimonth = right(left(getDateSession(), 7), 2);
 $oriyear = left(getDateSession(), 4);
 //$period1=$period->getPeriodID($year,$month);
 for ($i = 5; $i >= 0; $i--) {
     $year = $oriyear;
     $month = $orimonth - $i;
     if ($month <= 0) {
         $month = $month + 12;
         $year = $year - 1;
     }
     //$period1=$period->getPeriodID($year,$month);
     eval("\$period" . (5 - $i) . "=" . $period->getPeriodID($year, $month) . ";");
     eval("\$periodname" . (5 - $i) . "=\$year.'-'.\$month;");
 }
 $pl0 = $acc->getProfitAndLostInPeriod($period0);
 $pl1 = $acc->getProfitAndLostInPeriod($period1);
 $pl2 = $acc->getProfitAndLostInPeriod($period2);
 $pl3 = $acc->getProfitAndLostInPeriod($period3);
 $pl4 = $acc->getProfitAndLostInPeriod($period4);
 $pl5 = $acc->getProfitAndLostInPeriod($period5);
 /*echo <<< EOF
 $period0,$periodname0,$sales0,$expenses0<br/>
 $period1,$periodname1,$sales1,$expenses1<br/>
 $period2,$periodname2,$sales2,$expenses2<br/>
 $period3,$periodname3,$sales3,$expenses3<br/>
 $period4,$periodname4,$sales4,$expenses4<br/>
 $period5,$periodname5,$sales5,$expenses5<br/>
 EOF;
 */
 $DataSet = new pData();