diff --git a/inc_bash.sh b/inc_bash.sh
index 7920ff20c9c8fd44d32ce710381d1efb01a06dcb..e75f16e2a779ff1782cdf9e2e89307cd8e98d8f7 100755
--- a/inc_bash.sh
+++ b/inc_bash.sh
@@ -6,7 +6,9 @@
 
 typeset -i rc=0
 
-
+# Fetch returncode of last executed command.
+# It summarizes all exitcodes into rc (= if any job failed it is <> 0)
+# It stores the last exitcode in myrc
 function fetchrc(){
   myrc=$?
   echo rc=$myrc
@@ -21,6 +23,9 @@ function fetchrc(){
   # ------------------------------------------------------------
   # color text
   # ------------------------------------------------------------
+
+  # set a terminal color by a keyword
+  # param  string  keyword to set a color; one of reset | head|cmd|input | ok|warning|error
   function color(){
     sColorcode=""
     case $1 in
@@ -44,6 +49,12 @@ function fetchrc(){
     fi    
   }
 
+
+  function showPrompt(){
+    color input
+    echo -n "$*"
+    color reset
+  }
   # ----------------------------------------------------------------------
   # headlines 
   # ----------------------------------------------------------------------
@@ -68,7 +79,8 @@ function fetchrc(){
 
   function h3(){
     color head
-    echo "----- $*"
+    echo
+    echo "---------- $*"
     color reset
   }