diff --git a/web/CXM_making_a_web_site.anubis b/web/CXM_making_a_web_site.anubis
index 639e787..275c0f2 100644
--- a/web/CXM_making_a_web_site.anubis
+++ b/web/CXM_making_a_web_site.anubis
@@ -2173,12 +2173,16 @@ public define HTML_Off_Form input(CoreAttrs attr)                               
 
   // <img>
 public define HTML_Off_Form img(List(CoreAttrs) attrs, String src, String alt)      = html_void_tag("img", attrs + [attr("src",src), attr("alt",alt)] ).
+public define HTML_Off_Form img(CoreAttrs _attr, String src, String alt)            = html_void_tag("img", [_attr, attr("src",src), attr("alt",alt)] ).
 public define HTML_Off_Form img(String src)                                         = img([], src, "").
 public define HTML_Off_Form img(String src, String alt)                             = img([], src, alt).
 public define HTML_Off_Form img(List(CoreAttrs) attrs, String src)                  = img(attrs, src, "").
+public define HTML_Off_Form img(CoreAttrs attr, String src)                         = img([attr], src, "").
 public define HTML_Off_Form img(String src, Int width, Int height)                  = img([attr("witdh",to_String(width)), attr("height",to_String(height))], src, src).
 public define HTML_Off_Form img(List(CoreAttrs) attrs, String src, String alt, Int width, Int height) =
   html_void_tag("img", attrs + [attr("src",src), attr("alt",alt), attr("witdh",to_String(width)), attr("height",to_String(height))]).
+public define HTML_Off_Form img(CoreAttrs _attr, String src, String alt, Int width, Int height) =
+  html_void_tag("img", [_attr, attr("src",src), attr("alt",alt), attr("witdh",to_String(width)), attr("height",to_String(height))]).
 
   // <li>
 public define HTML_Off_Form li(List(CoreAttrs) attrs, List(HTML_Off_Form) content)  = html_tag("li", attrs,   content).
@@ -2391,11 +2395,12 @@ public define HTML_Off_Form
 .
    
 public define HTML_Off_Form
-   table
-     (
-       List(HTML_Row(HTML_Off_Form)) rows
-     ) =
-   table([],empty,rows,empty). 
+  table
+  (
+    List(HTML_Row(HTML_Off_Form)) rows
+  )=
+  table([], empty, rows,empty)
+.
    
 public define HTML_Off_Form
   table
@@ -2403,7 +2408,8 @@ public define HTML_Off_Form
     List(Table_Option) options,    
     List(HTML_Row(HTML_Off_Form)) rows
   ) =
-  table(options,empty,rows,empty).    
+  table(options,empty,rows,empty)
+.
 
 public define HTML_Off_Form
   table
@@ -2411,7 +2417,8 @@ public define HTML_Off_Form
     Table_Option option,    
     HTML_Row(HTML_Off_Form) row
   ) =
-  table([option], empty, [row], empty).   
+  table([option], empty, [row], empty)
+.
   
 public define HTML_Off_Form
   table
@@ -2419,7 +2426,8 @@ public define HTML_Off_Form
     HTML_Header_Row(HTML_Off_Form)  h_row,    
     List(HTML_Row(HTML_Off_Form))   rows
   ) =
-  table([],h_row,rows,empty).
+  table([],h_row,rows,empty)
+.
 
 public define HTML_Off_Form
   table
@@ -2428,7 +2436,18 @@ public define HTML_Off_Form
     HTML_Header_Row(HTML_Off_Form)  h_row,    
     List(HTML_Row(HTML_Off_Form))   rows
   ) =
-  table(options,h_row,rows,empty).
+  table(options,h_row,rows,empty)
+.
+
+public define HTML_Off_Form
+  table
+  (
+    Table_Option                    option,
+    HTML_Header_Row(HTML_Off_Form)  h_row,
+    List(HTML_Row(HTML_Off_Form))   rows
+  ) =
+  table([option], h_row, rows,empty)
+.
   
    We add two  convenience functions for 'row'.  The reason why we add  two functions, one
    for  'HTML_In_Form' and  one  for 'HTML_Off_Form',  is  that adding  a  schema with  an
@@ -2615,7 +2634,11 @@ public define HTML_Partial_Content
   )=
   list_to_pcontent(l_p_content, [], []).
   
-   
+public define HTML_Partial_Content
+  partial_empty
+  =
+  partial_content(empty)
+.
 
 define String
    format
@@ -2735,7 +2758,51 @@ public define HTTP_Answer
        HTML_Body          body
      ) =
    html_page(http_ok, title, metas, styles, [], [], [], body).
-   
+
+public define HTTP_Answer   
+  web_controller_error_page
+  (
+    String  name
+  )
+  =
+  html_page
+  (
+    name+" Controller error",  // title of web site
+    [],                       // list of 'META' tags (empty for this site)
+    body                      // body of page
+    ( 
+      // list of body options
+      [
+        background_color(rgb(255,200,200))
+        // add more body options here
+      ],
+      
+      // content of page
+      center(text(name+" Controller error"))
+    )
+  )
+.
+
+define (WEB_Session)-> WEB_Controller_Result
+  web_controller_error
+  (
+    String name
+  )=
+  (
+    WEB_Session session
+  ) |->
+  http_answer(session, web_controller_error_page(name)).
+
+public define WEB_Controller
+  web_controller
+  (
+    String                                name,               //controller name
+    Var(List(WEB_Action))                 controller_actions  //list of all actions of that controller
+    //(WEB_Session)-> WEB_Controller_Result error     //Error renderer
+  )=
+  web_controller(name, controller_actions, web_controller_error(name))
+.
+
    'HTTP_Answer' represents the final product of the construction of a web page. 
    
    
--
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