diff --git a/bash_aliases b/bash_aliases
index 6b3eb02..4229859 100644
--- a/bash_aliases
+++ b/bash_aliases
@@ -1,39 +1,36 @@
-alias ls='ls --color=auto'
-alias dir='dir --color=auto'
-alias vdir='vdir --color=auto'
-alias grep='grep --color=auto'
-alias fgrep='fgrep --color=auto'
-alias egrep='egrep --color=auto'
-
-# some more ls aliases
-alias ll='ls -Fhl'
-alias la='ll -a'
-alias l='ls -FCh'
-
-alias gzc='gzip --best --no-name'
-alias bz2c='bzip2 --best'
-alias xzc='xz --best --extreme'
-
+alias alert='notify-send --urgency=low -i "$([ $? -eq 0 ] && echo terminal || echo error)" "$(history|tail -n1|sed -e '\''s/^\s*[0-9]\+\s*//;s/[;&|]\s*alert$//'\'')"'
+alias apt-autoclean='sudo apt-get autoclean'
+alias apt-autoremove='sudo apt-get --purge autoremove'
 alias apt-update='sudo apt-get update'
 alias apt-upgrade='sudo aptitude --purge dist-upgrade'
-alias apt-autoremove='sudo apt-get --purge autoremove'
-alias apt-autoclean='sudo apt-get autoclean'
-alias update-system='apt-update && sudo aptitude -y -s dist-upgrade'
-alias upgrade-system='apt-upgrade && apt-autoremove && apt-autoclean'
-alias telnet='telnet -e "#"'
-alias picocom='picocom -b 115200'
-alias netcat='netcat -q -1 -vv'
-alias svn_mime_set='for a in $(find ./ -type f -not -regex ".*\.svn.*"); do svn pset svn:mime-type $(file --mime-type $a | sed "s/  *//g;s/[^:]*://g") $a; done;'
-
-alias clean-gpg="for a in `gpg2 -k | sed -rn 's/pub +[0-9]+[DR]\/(0x[0-9A-Fa-f]+).*/\1/p'`; do gpg2 --quiet --no-tty --edit-key $a clean save; done;"
-alias alert='notify-send --urgency=low -i "$([ $? -eq 0 ] && echo terminal || echo error)" "$(history|tail -n1|sed -e '\''s/^\s*[0-9]\+\s*//;s/[;&|]\s*alert$//'\'')"'
-alias git-patch='git diff --minimal --find-renames --find-copies --relative ./ > ../$(basename `pwd`).patch && git co -- ./'
-alias ssh-add-all='for a in .ssh/id_*; do ssh-add $a; done;'
-alias screen='screen -RU'
+alias bz2c='bzip2 --best'
+alias ..='cd ..'
+alias ...='cd ../../'
+alias ....='cd ../../../'
 alias cdiff="colordiff"
-xmlformat () { xmllint --format "$1" | unexpand -t 2 --first-only; }
+alias clean-gpg="for a in `gpg2 -k | sed -rn 's/pub +[0-9]+[DR]\/(0x[0-9A-Fa-f]+).*/\1/p'`; do gpg2 --quiet --no-tty --edit-key $a clean save; done;"
+alias dir='dir --color=auto'
+alias egrep='egrep --color=auto'
+alias fgrep='fgrep --color=auto'
+alias git-patch='git diff --minimal --find-renames --find-copies --relative ./ > ../$(basename `pwd`).patch && git co -- ./'
+alias grep='grep --color=auto'
+alias gzc='gzip --best --no-name'
 alias jar='java -jar'
-
+alias ls='ls --color=auto'
+alias l='ls -FCh'
+alias ll='ls -Fhl'
+alias la='ll -a'
+alias netcat='netcat -q -1 -vv'
+alias picocom='picocom -b 115200'
+alias screen='screen -RU'
+alias ssh-add-all='for a in .ssh/id_*; do ssh-add $a; done;'
+alias svn_mime_set='for a in $(find ./ -type f -not -regex ".*\.svn.*"); do svn pset svn:mime-type $(file --mime-type $a | sed "s/  *//g;s/[^:]*://g") $a; done;'
+alias telnet='telnet -e "#"'
+alias update-system='apt-update && sudo aptitude -y -s dist-upgrade'
+alias upgrade-system='apt-upgrade && apt-autoclean'
+alias vdir='vdir --color=auto'
+alias xzc='xz --best --extreme'
+function ddg() { www-browser "https://duckduckgo.com/?q=`escape "$@"`"; }
 function escape() { perl -MURI::Escape -e 'print uri_escape($ARGV[0]);' "$@"; }
 function gg() { x-www-browser "https://www.google.de/search?q=`escape "$@"`"; }
-function ddg() { www-browser "https://duckduckgo.com/?q=`escape "$@"`"; }
+function xmlformat () { xmllint --format "$1" | unexpand -t 2 --first-only; }