-#find first month
-my $syear = $cgi->param('start_year'); # || 1899+$curyear;
-my $smonth = $cgi->param('start_month'); # || $curmon+1;
-
-#find last month
-my $eyear = $cgi->param('end_year'); # || 1900+$curyear;
-my $emonth = $cgi->param('end_month'); # || $curmon+1;
-