diff --git a/scripts/v6/ch10-01-bad-script.rsc b/scripts/v6/ch10-01-bad-script.rsc
index d5a024d..5863b08 100644
--- a/scripts/v6/ch10-01-bad-script.rsc
+++ b/scripts/v6/ch10-01-bad-script.rsc
@@ -4,7 +4,7 @@
 
 :foreach s in=$w do={
     :local i [:resolve $s];
-    :local p [/ping $i count=3];
+    :local p [/ping $i count=3 ];
     :local u [/tool fetch url=("https://$s") mode=https http-method=get \
         as-value keep-result=no];
 
diff --git a/scripts/v6/ch10-02-bad-script.rsc b/scripts/v6/ch10-02-bad-script.rsc
index 4e4c1cf..d914d85 100644
--- a/scripts/v6/ch10-02-bad-script.rsc
+++ b/scripts/v6/ch10-02-bad-script.rsc
@@ -13,7 +13,7 @@
     :local i [:resolve $s];
 
     # try pinging the IP address of this site
-    :local p [/ping $i count=3];
+    :local p [/ping $i count=3 ];
 
     # try fetching the web page of this site
     :local u [/tool fetch url=("https://$s") mode=https http-method=get \
diff --git a/scripts/v6/ch10-03-bad-script.rsc b/scripts/v6/ch10-03-bad-script.rsc
index ca840fc..c64f5e5 100644
--- a/scripts/v6/ch10-03-bad-script.rsc
+++ b/scripts/v6/ch10-03-bad-script.rsc
@@ -13,7 +13,7 @@
     :local IpAddress [:resolve $SiteName];
 
     # try pinging the IP address of this site
-    :local PingResult [/ping $IpAddress count=3];
+    :local PingResult [/ping $IpAddress count=3 ];
 
     # try getting the web page of this site
     :local UrlFetch [/tool fetch url=("https://$SiteName") mode=https \
diff --git a/scripts/v6/ch10-04-bad-script.rsc b/scripts/v6/ch10-04-bad-script.rsc
index e7f0fdc..91b6404 100644
--- a/scripts/v6/ch10-04-bad-script.rsc
+++ b/scripts/v6/ch10-04-bad-script.rsc
@@ -1,10 +1,7 @@
-# filename: ch10-04-bad-script.rsc
-#
+:global Filename "ch10-04-bad-script.rsc"
 # A simple script to perform a series of tests on a
 # list of web sites. 
 
-:global Filename "ch10-04-bad-script.rsc";
-
 # function to log error message
 :global LogMessageFunc do={
     :global Filename;
@@ -21,7 +18,7 @@
 
     # check arg type str of correct length passed
     if (([:typeof $WebSiteName]!="str") or \
-        ([:len $WebSiteName] < 6)) do={
+        ([:len value=$WebSiteName] < 6)) do={
         $LogMessageFunc ("DnsResolveFunc: arg value $WebSiteName not \
             a valid string!");
     }
@@ -50,7 +47,7 @@
 
     # check arg type str of correct length passed
     if (([:typeof $SiteName] != "str") or \
-        ([:len $SiteName] < 6)) do={
+        ([:len value=$SiteName] < 6)) do={
         $LogMessageFunc ("GetWebPageFunc: arg value $SiteName not a \
             valid string!");
     }
diff --git a/scripts/v6/ch10-05-error_check.rsc b/scripts/v6/ch10-05-error_check.rsc
index eb3948e..11c35ea 100644
--- a/scripts/v6/ch10-05-error_check.rsc
+++ b/scripts/v6/ch10-05-error_check.rsc
@@ -1,7 +1,7 @@
-# filename: ch10-05-error-check.rsc
+# ch10-05-error-check.rsc
 :local WebSites { "badname1234.com"; "google.com"};
 
 :foreach SiteName in=$WebSites do={
     :local SiteIpAddress [:resolve $SiteName];
     :put "Site IP for $SiteName is $SiteIpAddress";
-}
+}
\ No newline at end of file
diff --git a/scripts/v6/ch10-06-error_check.rsc b/scripts/v6/ch10-06-error_check.rsc
index 32f0d9b..411d986 100644
--- a/scripts/v6/ch10-06-error_check.rsc
+++ b/scripts/v6/ch10-06-error_check.rsc
@@ -1,4 +1,4 @@
-# filename: ch10-06-error-check.rsc
+# ch10-06-error-check.rsc
 :local WebSites { "badname1234.com"; "google.com"};
 :foreach SiteName in=$WebSites do={
     :do {
@@ -7,4 +7,4 @@
     } on-error={
         :put "Name lookup failed for $SiteName";
     }
-}
+}
\ No newline at end of file
diff --git a/scripts/v6/ch10-07-bad-script.rsc b/scripts/v6/ch10-07-bad-script.rsc
index 19ba9ef..8144789 100644
--- a/scripts/v6/ch10-07-bad-script.rsc
+++ b/scripts/v6/ch10-07-bad-script.rsc
@@ -1,9 +1,6 @@
-# filename: ch10-07-bad-script.rsc
-#
-# A simple script to perform a series of tests on a
-# list of web sites.
-
-:global Filename "ch10-07-bad-script.rsc";
+:global Filename "ch10-07-bad-script.rsc"
+# A script to perform a series of tests on a
+# list of web sites. 
 
 # function to log error messages
 :global LogMessageFunc do={
@@ -21,7 +18,7 @@
 
     # check arg type str of correct length passed
     :if (([:typeof $WebSiteName] != "str") or \
-            ([:len $WebSiteName] < 6)) do={
+            ([:len value=$WebSiteName] < 6)) do={
         $LogMessageFunc ("DnsResolveFunc: arg value $WebSiteName not \
             a valid string!");
         
@@ -67,7 +64,7 @@
 
     # check arg type str of correct length passed
     :if (([:typeof $SiteName] != "str") or \
-        ([:len $SiteName] < 6)) do={
+        ([:len value=$SiteName] < 6)) do={
         $LogMessageFunc ("GetWebPageFunc: arg value $SiteName not a \
             valid string!");
         :return "*** test failed ***";
diff --git a/scripts/v6/ch10-08-bad-script.rsc b/scripts/v6/ch10-08-bad-script.rsc
index 30aa87f..e978be6 100644
--- a/scripts/v6/ch10-08-bad-script.rsc
+++ b/scripts/v6/ch10-08-bad-script.rsc
@@ -1,10 +1,7 @@
-# filename: ch10-08-bad-script.rsc
-#
-# A simple script to perform a series of tests on a
+:global Filename "ch10-08-bad-script.rsc"
+# A script to perform a series of tests on a
 # list of web sites.
 
-:global Filename "ch10-08-bad-script.rsc";
-
 # set DEBUG to "true" for script debugging output,
 # "false" for normal operation
 :global DEBUG false;
@@ -37,7 +34,7 @@
         $DebugFunc "Checking arg data type is correct";
 
         :if (([:typeof $WebSiteName] != "str") or \
-                    ([:len $WebSiteName] < 6)) do={
+                    ([:len value=$WebSiteName] < 6)) do={
             :local ErrorMsg "DnsResolveFunc: arg value $WebSiteName \
                 not a valid string!";
             $LogMessageFunc $ErrorMsg;
@@ -88,10 +85,10 @@
 
     # check arg type str of correct length passed
     if (([:typeof $SiteName] != "str") or \
-        ([:len $SiteName] < 6)) do={
+        ([:len value=$SiteName] < 6)) do={
         $LogMessageFunc ("GetWebPageFunc: arg value $SiteName not a \
             valid string!");
-        :return { "duration"="*** test failed ***" }
+        :return { "duration"="*** test failed ***" };
     }
 
     do {
@@ -100,7 +97,7 @@
     } on-error {
         $LogMessageFunc ("GetWebPageFunc: unable to retrieve site: \
             $SiteName !");
-        :return { "duration"="*** test failed ***" }
+        return { "duration"="*** test failed ***" };
     }
 }
 
diff --git a/scripts/v6/ch10-09-simple-pause.rsc b/scripts/v6/ch10-09-simple-pause.rsc
index bb2520d..ffb7efd 100644
--- a/scripts/v6/ch10-09-simple-pause.rsc
+++ b/scripts/v6/ch10-09-simple-pause.rsc
@@ -1,7 +1,7 @@
-# filename: ch10-09-simple-pause.rsc
+# ch10-09-simple-pause.rsc
 
 # A simple script that includes a 2 second pause
 
 :put "Hello we're going to pause now...";
 :delay 2;
-:put "Pause complete. We're all done now!";
+:put "Pause complete. We're all done now!";
\ No newline at end of file
diff --git a/scripts/v6/ch10-10-add-remove-vlans.rsc b/scripts/v6/ch10-10-add-remove-vlans.rsc
index 67aaa17..c5d877f 100644
--- a/scripts/v6/ch10-10-add-remove-vlans.rsc
+++ b/scripts/v6/ch10-10-add-remove-vlans.rsc
@@ -1,4 +1,4 @@
-# filename: ch10-10-add-remove-vlans.rsc
+# ch10-10-add-remove-vlans.rsc
 
 # a script to add and remove 50 VLANs to/fromon-error={
 # a Mikrotik router interface
@@ -24,4 +24,4 @@
     # add VLAN to LAN interface
     :local VlanName "VLAN$VlanId";
     /interface vlan remove "$VlanName";
-}
+}
\ No newline at end of file
diff --git a/scripts/v6/ch10-11-add-remove-vlans.rsc b/scripts/v6/ch10-11-add-remove-vlans.rsc
index 8cf2a61..49d912a 100644
--- a/scripts/v6/ch10-11-add-remove-vlans.rsc
+++ b/scripts/v6/ch10-11-add-remove-vlans.rsc
@@ -1,4 +1,4 @@
-# filename: ch10-11-add-remove-vlans.rsc
+# ch10-11-add-remove-vlans.rsc
 
 # a script to add and remove 50 VLANs to/from
 # a Mikrotik router interface
@@ -20,4 +20,4 @@
     # add VLAN to LAN interface
     :local VlanName "VLAN$VlanId";
     /interface vlan remove "$VlanName";
-}
+}
\ No newline at end of file
diff --git a/scripts/v6/ch10-12-add-remove-vlans.rsc b/scripts/v6/ch10-12-add-remove-vlans.rsc
index 2d601f4..ffa3ce0 100644
--- a/scripts/v6/ch10-12-add-remove-vlans.rsc
+++ b/scripts/v6/ch10-12-add-remove-vlans.rsc
@@ -1,4 +1,4 @@
-# filename: ch10-12-add-remove-vlans.rsc
+# ch10-12-add-remove-vlans.rsc
 
 # a script to add and remove 50 VLANs to/from
 # a Mikrotik router interface
@@ -28,4 +28,4 @@
     }
 }];
 
-:put "Remove loop time: $RemoveLoopTime";
+:put "Remove loop time: $RemoveLoopTime";
\ No newline at end of file
diff --git a/scripts/v7/ch10-01-bad-script.rsc b/scripts/v7/ch10-01-bad-script.rsc
index d5a024d..5863b08 100644
--- a/scripts/v7/ch10-01-bad-script.rsc
+++ b/scripts/v7/ch10-01-bad-script.rsc
@@ -4,7 +4,7 @@
 
 :foreach s in=$w do={
     :local i [:resolve $s];
-    :local p [/ping $i count=3];
+    :local p [/ping $i count=3 ];
     :local u [/tool fetch url=("https://$s") mode=https http-method=get \
         as-value keep-result=no];
 
diff --git a/scripts/v7/ch10-02-bad-script.rsc b/scripts/v7/ch10-02-bad-script.rsc
index 4e4c1cf..d914d85 100644
--- a/scripts/v7/ch10-02-bad-script.rsc
+++ b/scripts/v7/ch10-02-bad-script.rsc
@@ -13,7 +13,7 @@
     :local i [:resolve $s];
 
     # try pinging the IP address of this site
-    :local p [/ping $i count=3];
+    :local p [/ping $i count=3 ];
 
     # try fetching the web page of this site
     :local u [/tool fetch url=("https://$s") mode=https http-method=get \
diff --git a/scripts/v7/ch10-03-bad-script.rsc b/scripts/v7/ch10-03-bad-script.rsc
index ca840fc..c64f5e5 100644
--- a/scripts/v7/ch10-03-bad-script.rsc
+++ b/scripts/v7/ch10-03-bad-script.rsc
@@ -13,7 +13,7 @@
     :local IpAddress [:resolve $SiteName];
 
     # try pinging the IP address of this site
-    :local PingResult [/ping $IpAddress count=3];
+    :local PingResult [/ping $IpAddress count=3 ];
 
     # try getting the web page of this site
     :local UrlFetch [/tool fetch url=("https://$SiteName") mode=https \
diff --git a/scripts/v7/ch10-04-bad-script.rsc b/scripts/v7/ch10-04-bad-script.rsc
index 5e4242f..91b6404 100644
--- a/scripts/v7/ch10-04-bad-script.rsc
+++ b/scripts/v7/ch10-04-bad-script.rsc
@@ -1,9 +1,6 @@
-# filename: ch10-04-bad-script.rsc
-#
+:global Filename "ch10-04-bad-script.rsc"
 # A simple script to perform a series of tests on a
-# list of web sites.
-
-:global Filename "ch10-04-bad-script.rsc";
+# list of web sites. 
 
 # function to log error message
 :global LogMessageFunc do={
@@ -21,7 +18,7 @@
 
     # check arg type str of correct length passed
     if (([:typeof $WebSiteName]!="str") or \
-        ([:len $WebSiteName] < 6)) do={
+        ([:len value=$WebSiteName] < 6)) do={
         $LogMessageFunc ("DnsResolveFunc: arg value $WebSiteName not \
             a valid string!");
     }
@@ -50,7 +47,7 @@
 
     # check arg type str of correct length passed
     if (([:typeof $SiteName] != "str") or \
-        ([:len $SiteName] < 6)) do={
+        ([:len value=$SiteName] < 6)) do={
         $LogMessageFunc ("GetWebPageFunc: arg value $SiteName not a \
             valid string!");
     }
diff --git a/scripts/v7/ch10-05-error_check.rsc b/scripts/v7/ch10-05-error_check.rsc
index eb3948e..11c35ea 100644
--- a/scripts/v7/ch10-05-error_check.rsc
+++ b/scripts/v7/ch10-05-error_check.rsc
@@ -1,7 +1,7 @@
-# filename: ch10-05-error-check.rsc
+# ch10-05-error-check.rsc
 :local WebSites { "badname1234.com"; "google.com"};
 
 :foreach SiteName in=$WebSites do={
     :local SiteIpAddress [:resolve $SiteName];
     :put "Site IP for $SiteName is $SiteIpAddress";
-}
+}
\ No newline at end of file
diff --git a/scripts/v7/ch10-06-error_check.rsc b/scripts/v7/ch10-06-error_check.rsc
index 32f0d9b..411d986 100644
--- a/scripts/v7/ch10-06-error_check.rsc
+++ b/scripts/v7/ch10-06-error_check.rsc
@@ -1,4 +1,4 @@
-# filename: ch10-06-error-check.rsc
+# ch10-06-error-check.rsc
 :local WebSites { "badname1234.com"; "google.com"};
 :foreach SiteName in=$WebSites do={
     :do {
@@ -7,4 +7,4 @@
     } on-error={
         :put "Name lookup failed for $SiteName";
     }
-}
+}
\ No newline at end of file
diff --git a/scripts/v7/ch10-07-bad-script.rsc b/scripts/v7/ch10-07-bad-script.rsc
index 19ba9ef..8144789 100644
--- a/scripts/v7/ch10-07-bad-script.rsc
+++ b/scripts/v7/ch10-07-bad-script.rsc
@@ -1,9 +1,6 @@
-# filename: ch10-07-bad-script.rsc
-#
-# A simple script to perform a series of tests on a
-# list of web sites.
-
-:global Filename "ch10-07-bad-script.rsc";
+:global Filename "ch10-07-bad-script.rsc"
+# A script to perform a series of tests on a
+# list of web sites. 
 
 # function to log error messages
 :global LogMessageFunc do={
@@ -21,7 +18,7 @@
 
     # check arg type str of correct length passed
     :if (([:typeof $WebSiteName] != "str") or \
-            ([:len $WebSiteName] < 6)) do={
+            ([:len value=$WebSiteName] < 6)) do={
         $LogMessageFunc ("DnsResolveFunc: arg value $WebSiteName not \
             a valid string!");
         
@@ -67,7 +64,7 @@
 
     # check arg type str of correct length passed
     :if (([:typeof $SiteName] != "str") or \
-        ([:len $SiteName] < 6)) do={
+        ([:len value=$SiteName] < 6)) do={
         $LogMessageFunc ("GetWebPageFunc: arg value $SiteName not a \
             valid string!");
         :return "*** test failed ***";
diff --git a/scripts/v7/ch10-08-bad-script.rsc b/scripts/v7/ch10-08-bad-script.rsc
index 30aa87f..e978be6 100644
--- a/scripts/v7/ch10-08-bad-script.rsc
+++ b/scripts/v7/ch10-08-bad-script.rsc
@@ -1,10 +1,7 @@
-# filename: ch10-08-bad-script.rsc
-#
-# A simple script to perform a series of tests on a
+:global Filename "ch10-08-bad-script.rsc"
+# A script to perform a series of tests on a
 # list of web sites.
 
-:global Filename "ch10-08-bad-script.rsc";
-
 # set DEBUG to "true" for script debugging output,
 # "false" for normal operation
 :global DEBUG false;
@@ -37,7 +34,7 @@
         $DebugFunc "Checking arg data type is correct";
 
         :if (([:typeof $WebSiteName] != "str") or \
-                    ([:len $WebSiteName] < 6)) do={
+                    ([:len value=$WebSiteName] < 6)) do={
             :local ErrorMsg "DnsResolveFunc: arg value $WebSiteName \
                 not a valid string!";
             $LogMessageFunc $ErrorMsg;
@@ -88,10 +85,10 @@
 
     # check arg type str of correct length passed
     if (([:typeof $SiteName] != "str") or \
-        ([:len $SiteName] < 6)) do={
+        ([:len value=$SiteName] < 6)) do={
         $LogMessageFunc ("GetWebPageFunc: arg value $SiteName not a \
             valid string!");
-        :return { "duration"="*** test failed ***" }
+        :return { "duration"="*** test failed ***" };
     }
 
     do {
@@ -100,7 +97,7 @@
     } on-error {
         $LogMessageFunc ("GetWebPageFunc: unable to retrieve site: \
             $SiteName !");
-        :return { "duration"="*** test failed ***" }
+        return { "duration"="*** test failed ***" };
     }
 }
 
diff --git a/scripts/v7/ch10-09-simple-pause.rsc b/scripts/v7/ch10-09-simple-pause.rsc
index bb2520d..ffb7efd 100644
--- a/scripts/v7/ch10-09-simple-pause.rsc
+++ b/scripts/v7/ch10-09-simple-pause.rsc
@@ -1,7 +1,7 @@
-# filename: ch10-09-simple-pause.rsc
+# ch10-09-simple-pause.rsc
 
 # A simple script that includes a 2 second pause
 
 :put "Hello we're going to pause now...";
 :delay 2;
-:put "Pause complete. We're all done now!";
+:put "Pause complete. We're all done now!";
\ No newline at end of file
diff --git a/scripts/v7/ch10-10-add-remove-vlans.rsc b/scripts/v7/ch10-10-add-remove-vlans.rsc
index a93e4ff..390cffd 100644
--- a/scripts/v7/ch10-10-add-remove-vlans.rsc
+++ b/scripts/v7/ch10-10-add-remove-vlans.rsc
@@ -1,4 +1,4 @@
-# filename: ch10-10-add-remove-vlans.rsc
+# ch10-10-add-remove-vlans.rsc
 
 # a script to add and remove 50 VLANs to/from
 # a Mikrotik router interface
@@ -24,4 +24,4 @@
     # add VLAN to LAN interface
     :local VlanName "VLAN$VlanId";
     /interface/vlan remove "$VlanName";
-}
+}
\ No newline at end of file
diff --git a/scripts/v7/ch10-11-add-remove-vlans.rsc b/scripts/v7/ch10-11-add-remove-vlans.rsc
index 8cf2a61..49d912a 100644
--- a/scripts/v7/ch10-11-add-remove-vlans.rsc
+++ b/scripts/v7/ch10-11-add-remove-vlans.rsc
@@ -1,4 +1,4 @@
-# filename: ch10-11-add-remove-vlans.rsc
+# ch10-11-add-remove-vlans.rsc
 
 # a script to add and remove 50 VLANs to/from
 # a Mikrotik router interface
@@ -20,4 +20,4 @@
     # add VLAN to LAN interface
     :local VlanName "VLAN$VlanId";
     /interface vlan remove "$VlanName";
-}
+}
\ No newline at end of file
diff --git a/scripts/v7/ch10-12-add-remove-vlans.rsc b/scripts/v7/ch10-12-add-remove-vlans.rsc
index 2d601f4..ffa3ce0 100644
--- a/scripts/v7/ch10-12-add-remove-vlans.rsc
+++ b/scripts/v7/ch10-12-add-remove-vlans.rsc
@@ -1,4 +1,4 @@
-# filename: ch10-12-add-remove-vlans.rsc
+# ch10-12-add-remove-vlans.rsc
 
 # a script to add and remove 50 VLANs to/from
 # a Mikrotik router interface
@@ -28,4 +28,4 @@
     }
 }];
 
-:put "Remove loop time: $RemoveLoopTime";
+:put "Remove loop time: $RemoveLoopTime";
\ No newline at end of file