Update 'csr.ps1'

csr.ps1

@@ -1,6 +1,7 @@
 
 param(
     $rsa,
+    $domain,
     $hostnames
 )
 
@@ -16,7 +17,13 @@ if ($hostnames -eq $null) {
     $hostnames = read-host "Please enter Hostnames, no domain, to generate CSRs for"
 }
 
-$domain = "home.johnhgaunt.com"
+if ($domain -eq $null) {
+    $domain = read-host "Please enter the domain (home|mgmt) to generate CSRs for [home]"
+    if ([string]::IsNullOrWhiteSpace($domain)){
+        $domain = "home"
+    }
+    $domain = "$domain.johnhgaunt.com"
+}
 
 foreach ($hostname in $hostnames) {