Updated Scripting Language (markdown)

Scripting-Language.md

@@ -27,6 +27,7 @@ USE_TOUCH_BUTTONS | enable virtual touch button support with touch displays
 USE_WEBSEND_RESPONSE | enable receiving the response of a websend command (received in section E)
 USE_SCRIPT_WEB_DISPLAY | enable `>W` section
 USE_SCRIPT_JSON_EXPORT | enable `>J` section
+USE_SCRIPT_SUB_COMMAND | enable to call scripter subroutines via name in console or with MQTT
 
 <BR><BR>To enter a script, go to `Configuration` =\> `Edit script` in the Tasmota web UI menu
 
@@ -108,7 +109,7 @@ The lines in this section are displayed in the web UI main page. Requires compil
 >- USER IO elements are displayed at the top of the page  
 >
 >A web user interface may be generated containing any of the following elements: toggle button, check box, slider, or text input.  
->- **Button:** `bu(<vn> <txt1> <txt2>)`  
+>- **Button:** `bu(<vn> <txt1> <txt2>)` (up to 4 buttons may be defined in one line)  
  `<vn>` = name of variable to hold button state  
  `<txt1>` = text of ON state of button  
  `<txt2>` = text of OFF state of button
@@ -242,6 +243,13 @@ If you define a variable with the same name as a special variable that special v
 `#name(param)` names a subroutine with a parameter. Subroutine is called with `=#name(param)`  
 Subroutines end with the next `#` or `>` line or break. May be nested  
 Parameters can be numbers or strings and on mismatch are converted  
+if USE_SCRIPT_SUB_COMMAND is defined a subroutine may be called via console or MQTT with the subroutines name
+e.g. the subroutine  
+#SETLED(num)  
+may be called by SETLED 1 via console passing 1 in num (works also with string parameters)  
+it is possible to overwrite internal Tasmota commands. if the subroutine is called e.g.  
+#POWER1(num) the cmd POWER1 is processed in scripter in stead of Tasmota.  
+
 `=(svar)`executes a script in a string variable (dynamic or self modifying code)  
 
 **For loop** (loop count must not be less than 1)