diff --git a/atom b/atom
old mode 100644
new mode 100755
index c84441f..554bb2f
--- a/atom
+++ b/atom
@@ -1,7 +1,196 @@
 #!/bin/bash
 
+## Define exit codes
+# General config errors [10-19]
+ELOAD=10
+EINTERVAL=11
+# Source cofig errors [20-29]
+# Destination config errors [30-49]
+EFORMAT=30
+ECHANNEL=31
+EFMTINVPARM=49
+
+# config structures
+declare -A			\
+	destinationchannels	\
+	destinationcopymime	\
+	destinationformat	\
+	destinationfrequency	\
+	destinationpath		\
+	destinationquality	\
+	destinationrename	\
+	destinationrenamepath	\
+	destinationskipmime	\
+|| {
+	echo "Check your Bash version. You need >= 4.0" >&2
+	exit $EBASHVERS
+}
+
 #parse arguments
 #parse config
+getConfigGeneral() {
+	case $key in
+		'max-load')
+			expr='^[0-9]*$'
+			if [[ $value =~ $expr ]]
+			then
+				maxload="$value"
+			else
+				echo "Invalid max-load value: $value" >&2
+				exit $ELOAD
+			fi
+			unset expr
+		;;
+		'load-interval')
+			expr='^[0-9]*$'
+			if [[ $value =~ $expr ]]
+			then
+				loadinterval="$value"
+			else
+				echo "Invalid load-interval value: $value" >&2
+				exit $EINTERVAL
+			fi
+			unset expr
+		;;
+		'temporary-directory')
+			tempdir="$value"
+		;;
+		debug)
+			#unimplemented
+		;;
+	esac
+}
+
+getConfigSource() {
+	case "$key" in
+		'path')
+			sourcepath="$value"
+		;;
+		'id3charset')
+			sourceid3charset="$value"
+		;;
+	esac
+}
+
+getConfigDestination() {
+	case "$key" in
+		'path')
+			destinationpath["$destination"]="$value"
+		;;
+		'format')
+			case "$value" in
+				'mp3')
+					destinationformat["$destination"]=mp3
+				;;
+				'vorbis')
+					destinationformat["$destination"]=vorbis
+				;;
+				*)
+					echo "Unsupported destination format: $value" >2&
+					exit $EFORMAT
+				;;
+			esac
+		;;
+		'quality')
+			expr='^[0-9]*$'
+			if ! [[ $value =~ $expr ]]
+			then
+				echo "Invalid quality value: $value" >&2
+				exit $EQUALITY
+			fi
+			unset expr
+			case "${destinationformat["$destination"]}" in
+				'vorbis')
+					destinationquality["$destination"]="$value"
+				;;
+				*)
+					echo "$Invalid parameter \"$key\" for format \"${destinationformat["$destination"]}\"" >&2
+					exit $EFMTINVPARM
+				;;
+			esac
+		;;
+		'bitrate')
+			expr='^[0-9]*$'
+			if ! [[ $value =~ $expr ]]
+			then
+				echo "Invalid bitrate value: $value" >&2
+				exit $EQUALITY
+			fi
+			unset expr
+			case "${destinationformat["$destination"]}" in
+				'mp3')
+					destinationquality["$destination"]="$value"
+				;;
+				*)
+					echo "$Invalid parameter \"$key\" for format \"${destinationformat["$destination"]}\"" >&2
+					exit $EFMTINVPARM
+				;;
+			esac
+		;;
+		'channels')
+			expr='^[0-9]*$'
+			if ! [[ $value =~ $expr ]]
+			then
+				echo "Invalid channel count: $value" >&2
+				exit $ECHANNEL
+			fi
+			unset expr
+			destinationchannels["$destination"]=$value
+		;;
+		'frequency')
+			expr='^[0-9]*$'
+			if ! [[ $value =~ $expr ]]
+			then
+				echo "Invalid frequency value: $value" >&2
+				exit $ECHANNEL
+			fi
+			unset expr
+			destinationfrequency["$destination"]=$value
+		;;
+		'rename')
+			case "$value" in
+				*/*)
+					destinationrenamepath["$destination"]="${value%/*}"
+				;;
+			esac
+			destinationrename["$destination"]="${value##*/}"
+		;;
+		'skip_mime-type')
+			destinationskipmime[$destination]="${destinationskipmime[$destination]:+${destinationskipmime[$destination]}|}$value"
+		;;
+		'copy_mime-type')
+			destinationcopymime[$destination]="${destinationcopymime[$destination]:+${destinationcopymime[$destination]}|}$value"
+		;;
+	esac
+}
+getConfig() {
+	while read key value
+	do
+		case $key in
+			'#'*)
+				#comment
+			;;
+			'')
+				#empty line
+			;;
+			'[general]')
+				context=General
+			;;
+			'[source]')
+				context=Source
+			;;
+			\[*\])
+				context=Destination
+				destination="${key#[}"
+				destination="${destination%]}"
+			;;
+			*)
+				getConfig$context
+			;;
+		esac
+	done < ~/.atom/atom.cfg
+}
+
 #check sanity
 
 getFiles() {
@@ -89,5 +278,33 @@ transcodeLauncher() {
 }
 
 #UI
+getConfig
+{
+cat <<EOF
+General|Load|$maxload
+|Load Interval|$loadinterval
+|Temp Dir|$tempdir
+|Database|$database
+|Debug|$debug
+Source|Path|$sourcepath
+|ID3 Charset|$sourceid3charset
+EOF
+for destination in ${!destinationpath[@]}
+do
+cat <<EOF
+$destination|Path|${destinationpath[$destination]}
+|Format|${destinationformat[$destination]}
+|Quality|${destinationquality[$destination]}
+|Channels|${destinationchannels[$destination]}
+|Frequency|${destinationfrequency[$destination]}
+|Path Change|${destinationrenamepath[$destination]}
+|File Rename|${destinationrename[$destination]}
+EOF
+echo "|Skipped mime-type|${destinationskipmime[$destination]//\|/
+|Skipped mime-type|}"
+echo "|Copied mime-type|${destinationcopymime[$destination]//\|/
+|Copied mime-type|}"
+done
+}|column -t -s'|' -n
 
-# vim:set ts=8,sw=8:
+# vim:set ts=8 sw=8: