my( $starttime_beginning, $starttime_ending ) = ( '', '' );
if ( $cgi->param('starttime_beginning')
&& $cgi->param('starttime_beginning') =~ /^([ 0-9\-\/\:\w]{0,54})$/ ) {
my( $starttime_beginning, $starttime_ending ) = ( '', '' );
if ( $cgi->param('starttime_beginning')
&& $cgi->param('starttime_beginning') =~ /^([ 0-9\-\/\:\w]{0,54})$/ ) {