$response = $session->post('http://92.0.7.11/reports/GenerateReports.do?reportID=91',
Content => [vmReportType=>'',
deviceId=>'',
perVM=>'',
category=>'0',
bview=>'All',
showType=>'1',
top=>'10',
time=>'custom',
timeWindow=>'0-24',
startTime=>'2013-04-21',
startHour=>'19',
endTime=>'2013-04-22',
endHour=>'7',
show=>'Show+Report']);
####
my $plus = '%2B';
show=>'Show'.uri_escape($plus).'Report'
##
##
my $plus = '+';
show=>'Show'.uri_escape($plus).'Report'