diff --git a/redo b/redo
index 6e43a30..3a121da 100644
--- a/redo
+++ b/redo
@@ -241,17 +241,18 @@ EOT
 
 function _readkey
 {
-    typeset o=${1:-n} k
+    typeset o=${1:-n} k tmout=0.001
+    [ "$KSH_VERSION" ] && tmout=1
     IFS= read -rs${o}1 key
     [ "$key" = $'\x1b' ] && key="" && while true
     do
       k=""
-      read -rs${o}1 -t 0.001 k 2>/dev/null
-      [ $? = 1 ] && [ ! "$ZSH_VERSION" ] && read -rs${o}1 -t 1 k # old bash
+      read -rs${o}1 -t $tmout k 2>/dev/null
+      [ $? = 1 ] && [ "$BASH" ] && read -rs${o}1 -t 1 k # old bash
       [ ! "$k" ] && key=${key:-$'\x1b'} && break
       key+="$k"
       case "$key" in
-      '['[A-H]|'['*'~'|O[A-S]|'[1;2'[P-S]) break;;  
+      '['[A-H]|'['*'~'|O[A-S]|'[1;2'[P-S]) break;;
       esac
     done
     printf "%s" "$key"
@@ -299,8 +300,8 @@ function _domenu
       '[19~'|$'\x04'|'[3~') # F8 Ctl-D delete
         [ "$_delfunc" ] && $_delfunc "${_aitems[$_nsel]}"
         unset "_aitems[$_nsel]"
-        [ "$BASH" ] && _aitems=(_ "${_aitems[@]}") && unset '_aitems[0]' ||\
-          _aitems=("${(@)_aitems[1,$_nsel-1]}" "${(@)_aitems[$_nsel+1,$nbitems]}")
+        [ "$ZSH_VERSION" ] &&  _aitems=("${(@)_aitems[1,$_nsel-1]}" "${(@)_aitems[$_nsel+1,$nbitems]}") ||\
+          _aitems=(_ "${_aitems[@]}") && unset '_aitems[0]'
         nbitems=${#_aitems[@]}
         tput ed
         filter="";_select "$prompt" "$_nsel" "$nbitems" "$filter";;