businessCall.value is Javascript not Perl. Without seeing your script I can only guess you are using CGI and it should be something like 
my $subject = "Merchant Referral"; 
if (param('businessCall') eq "Yes_bus") {
  $subject = "Branch Manager Business Call"; 
}

[download]
poj

In reply to Re^2: If statement based on Radio Button Values by poj
in thread If statement based on Radio Button Values by jaacmmason

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