diff --git a/bashbot.sh b/bashbot.sh
index 5b74f96..c799e21 100755
--- a/bashbot.sh
+++ b/bashbot.sh
@@ -30,7 +30,7 @@ BOTCOMMANDS="-h  help  init  start  stop  status  suspendback  resumeback  killb
 #     8 - curl/wget missing
 #     10 - not bash!
 #
-#### $$VERSION$$ v1.35-dev-21-gcbf3945
+#### $$VERSION$$ v1.35-dev-24-g5a0a571
 ##################################################################
 
 # emmbeded system may claim bash but it is not
@@ -707,7 +707,7 @@ process_client() {
 	# process inline and message events
 	# first classic command dispatcher
 	# shellcheck source=./commands.sh
-	"${COMMANDS}" "${debug}" &
+	{ source "${COMMANDS}" "${debug}"; } &
 
 	# then all registered addons
 	if [ -z "${iQUERY[ID]}" ]; then
diff --git a/doc/6_reference.md b/doc/6_reference.md
index 509eb4c..8a69d73 100644
--- a/doc/6_reference.md
+++ b/doc/6_reference.md
@@ -249,7 +249,7 @@ If `"url"` without text is given, `url` is shown on the button and opened on but
 *example:* 
 ```bash
 # one button, same as send_button
-send_inline_keyboard "${CHAT[ID]}" "Best Dealz!" "Visit my Shop|https://dealz.rrr.de"
+send_inline_buttons "${CHAT[ID]}" "Best Dealz!" "Visit my Shop|https://dealz.rrr.de"
 
 # result
    Best Dealz!
@@ -258,7 +258,7 @@ send_inline_keyboard "${CHAT[ID]}" "Best Dealz!" "Visit my Shop|https://dealz.rr
   +----------------------------+
 
 # one button row
-send_inline_keyboard "${CHAT[ID]}" "message" "Button 1|http://rrr.de" "Button 2|http://rrr.de"
+send_inline_buttons "${CHAT[ID]}" "message" "Button 1|http://rrr.de" "Button 2|http://rrr.de"
 
 # result
    message ...
@@ -267,7 +267,7 @@ send_inline_keyboard "${CHAT[ID]}" "message" "Button 1|http://rrr.de" "Button 2|
   +----------------------------+
 
 # multiple button rows
-send_inline_keyboard "${CHAT[ID]}" "message" "Button 1|http://rrr.de" "Button 2|http://rrr.de" "" "Button on second row|http://rrr.de"
+send_inline_buttons "${CHAT[ID]}" "message" "Button 1|http://rrr.de" "Button 2|http://rrr.de" "" "Button on second row|http://rrr.de"
 
 # result
    message ...
@@ -276,6 +276,7 @@ send_inline_keyboard "${CHAT[ID]}" "message" "Button 1|http://rrr.de" "Button 2|
   |----------------------------|
   |   Button on second row     |
   +----------------------------+
+
 ```
 
 ##### edit_inline_buttons
@@ -316,6 +317,42 @@ answer_callback_query "${iBUTTON[ID]}" "Button data is: ${iBUTTON[DATA]}"
 answer_callback_query "${iBUTTON[ID]}" "Alert: Button pressed!" "alert"
 ```
 
+
+```bash
+# CALLBACK button example
+send_inline_buttons "${CHAT[ID]}" "Press Button ..." "   Button   |RANDOM-BUTTON"
+
+# result
+   Press Button ...
+  +----------------------------+
+  |         Button             |
+  +----------------------------+
+
+# react on button press from mycommands
+   CALLBACK="1" # enable callbacks
+...
+   mycallbacks() {
+	local answer
+	#######################
+	# callbacks from buttons attached to messages will be  processed here
+	if [ "${iBUTTON[DATA]}" = "RANDOM-BUTTON" ]; then
+	    answer="Button pressed"
+	    edit_inline_buttons "${iBUTTON[CHAT_ID]}" "${iBUTTON[MESSAGE_ID]}" " Button ${RANDOM}|RANDOM-BUTTON"
+	fi
+
+	# Telegram needs an ack each callback query, default empty
+	answer_callback_query "${iBUTTON[ID]}" "${answer}"
+	;;
+   }
+
+# result, XXXXX: random number changed on each press
+   Press Button ...
+  +----------------------------+
+  |      Button  XXXXXX        |
+  +----------------------------+
+
+```
+
 ----
 
 #### Inline keyboards
@@ -1451,5 +1488,5 @@ The name of your bot is available as bash variable "$ME", there is no need to ca
 #### [Prev Best Practice](5_practice.md)
 #### [Next Notes for Developers](7_develop.md)
 
-#### $$VERSION$$ v1.35-dev-23-g5192212
+#### $$VERSION$$ v1.35-dev-24-g5a0a571
 
diff --git a/mycommands.sh b/mycommands.sh
index d877028..ddb65b6 100644
--- a/mycommands.sh
+++ b/mycommands.sh
@@ -13,7 +13,7 @@
 #     License: WTFPLv2 http://www.wtfpl.net/txt/copying/
 #      Author: KayM (gnadelwartz), kay@rrr.de
 #
-#### $$VERSION$$ v1.35-dev-20-gfa0cb75
+#### $$VERSION$$ v1.35-dev-24-g5a0a571
 #######################################################
 # shellcheck disable=SC1117
 
@@ -131,6 +131,9 @@ else
 		'/echo'*) # example echo command
 			send_normal_message "${CHAT[ID]}" "${MESSAGE}"
 			;;
+		'/button'*)# inline button, set CALLBACK=1 for processing callbacks
+			send_inline_buttons "${CHAT[ID]}" "Press Button ..." "   Button   |RANDOM-BUTTON"
+			;;
 		'/question'*) # start interactive questions
 			checkproc 
 			if [ "${res}" -gt 0 ] ; then
@@ -203,13 +206,19 @@ else
 		return
 		;;
 	    *)	# all other callbacks are processed here
+		local callback_answer
 		# your processing here ...
+		# message available?
 		if [[ -n "${iBUTTON[CHAT_ID]}" && -n "${iBUTTON[MESSAGE_ID]}" ]]; then
-			# output random button if message data is available
-			edit_inline_buttons "${iBUTTON[CHAT_ID]}" "${iBUTTON[MESSAGE_ID]}" "Button ${RANDOM}|${RANDOM}"
+			if [ "${iBUTTON[DATA]}" = "RANDOM-BUTTON" ]; then
+			    callback_answer="Button pressed"
+			    edit_inline_buttons "${iBUTTON[CHAT_ID]}" "${iBUTTON[MESSAGE_ID]}" "Button ${RANDOM}|RANDOM-BUTTON"
+			fi
+		else
+			    callback_answer="Button to old, sorry."
 		fi
 		# Telegram needs an ack each callback query, default empty
-		answer_callback_query "${iBUTTON[ID]}" ""
+		answer_callback_query "${iBUTTON[ID]}" "${callback_answer}"
 		;;
 	esac
      }
diff --git a/mycommands.sh.clean b/mycommands.sh.clean
index 9f3de30..fba17a5 100644
--- a/mycommands.sh.clean
+++ b/mycommands.sh.clean
@@ -10,7 +10,7 @@
 #     License: WTFPLv2 http://www.wtfpl.net/txt/copying/
 #      Author: KayM (gnadelwartz), kay@rrr.de
 #
-#### $$VERSION$$ v1.35-dev-18-ge4ee880
+#### $$VERSION$$ v1.35-dev-24-g5a0a571
 #######################################################
 # shellcheck disable=SC1117
 
@@ -82,10 +82,11 @@ else
 	# callbacks from buttons attached to messages will be  processed here
 	case "${iBUTTON[USER_ID]}+${iBUTTON[CHAT_ID]}" in
 	    *)	# all other callbacks are processed here
+		local callback_answer
 		: # your processing here ...
 		:
 		# Telegram needs an ack each callback query, default empty
-		answer_callback_query "${iBUTTON[ID]}" ""
+		answer_callback_query "${iBUTTON[ID]}" "${callback_answer}"
 		;;
 	esac
      }