@@-- $1    action name, onclick, onchange (null if no action associated)
@@-- $2    the tag node ID to handle in the DOM tree
@@-- $3    the placeholder for the resulting data
@@-- $4    a set of parameters to pass to the URL
@@-- $5-$9 are linked fields id to this request, all fields are passed as
@@--       parameters to the request.
@@-- $20   the name of a function to call when this routine terminate
@@--
@@-- The final request is : /$1$$$2?$4&$5=value($5)&$6=value($6)
@@-- with value(name) being the value for the field named "name".

@@SET@@ FR_ACTION = $1
@@SET@@ FR_ID = $2
@@SET@@ FR_PLACEHOLDER = $3
@@SET@@ FR_PARAMETERS = $4
@@SET@@ FR_F1 = $5
@@SET@@ FR_F2 = $6
@@SET@@ FR_F3 = $7
@@SET@@ FR_F4 = $8
@@SET@@ FR_F5 = $9

@@SET@@ FR_ONCOMPLETE = $20

   {
@@IF@@ @_FR_ACTION_@ = null
      var rurl="/@_FR_ID_@";
@@ELSE@@
      var rurl="/@_FR_ACTION_@$@_FR_ID_@";
@@END_IF@@
      var rpars = "";
      var roncomplete = "";
@@IF@@ @_FR_PARAMETERS_@ /= ""
      rpars = "@_FR_PARAMETERS_@";
@@END_IF@@
@@IF@@ @_FR_F1_@ /= ""
      if (rpars != "")
         rpars = rpars + "&";
      rpars = rpars + AWS.Ajax.serialize('@_FR_F1_@');
@@END_IF@@
@@IF@@ @_FR_F2_@ /= ""
      if (rpars != "")
         rpars = rpars + "&";
      rpars = rpars + AWS.Ajax.serialize('@_FR_F2_@');
@@END_IF@@
@@IF@@ @_FR_F3_@ /= ""
      if (rpars != "")
         rpars = rpars + "&";
      rpars = rpars + AWS.Ajax.serialize('@_FR_F3_@');
@@END_IF@@
@@IF@@ @_FR_F4_@ /= ""
      if (rpars != "")
         rpars = rpars + "&";
      rpars = rpars + AWS.Ajax.serialize('@_FR_F4_@');
@@END_IF@@
@@IF@@ @_FR_F5_@ /= ""
      if (rpars != "")
         rpars = rpars + "&";
      rpars = rpars + AWS.Ajax.serialize('@_FR_F5_@');
@@END_IF@@

@@IF@@ @_FR_ONCOMPLETE_@ /= ""
      roncomplete = @_FR_ONCOMPLETE_@
@@END_IF@@
      AWS.Ajax.replace (rurl, rpars, '@_FR_PLACEHOLDER_@', roncomplete);
      return (false);
   }