-$hash{'start_date'} = $cgi->param('start_date') ? str2time($cgi->param('start_date')) : '';
-$hash{'setup'} = $cgi->param('setup') ? str2time($cgi->param('setup')) : '';
-$hash{'bill'} = $cgi->param('bill') ? str2time($cgi->param('bill')) : '';
-$hash{'last_bill'} =
- $cgi->param('last_bill') ? str2time($cgi->param('last_bill')) : '';
-$hash{'adjourn'} = $cgi->param('adjourn') ? str2time($cgi->param('adjourn')) : '';
-$hash{'expire'} = $cgi->param('expire') ? str2time($cgi->param('expire')) : '';
+$hash{$_}= $cgi->param($_) ? parse_datetime($cgi->param($_)) : ''
+ foreach qw( start_date setup bill last_bill adjourn expire contract_end );