diff --git a/lib/svn.zsh b/lib/svn.zsh
new file mode 100644
index 000000000..54d23b45c
--- /dev/null
+++ b/lib/svn.zsh
@@ -0,0 +1,16 @@
+# utility functions for subversion
+# based on oh-my-zsh git lib module
+
+function svn_dirty {
+    if [[ -n $(svn status) ]]; then
+        echo "$ZSH_THEME_SVN_PROMPT_DIRTY"
+    else
+        echo "$ZSH_THEME_SVN_PROMPT_CLEAN"
+    fi
+}
+
+function svn_prompt_info {
+    info=$(svn info 2>/dev/null) || return
+    rev=$(echo "$info" | grep Revision | sed 's/Revision: //')
+    echo "${ZSH_THEME_GIT_PROMPT_PREFIX}r${rev}$(svn_dirty)${ZSH_THEME_GIT_PROMPT_SUFFIX}"
+}
diff --git a/themes/xcolour.zsh-theme b/themes/xcolour.zsh-theme
new file mode 100644
index 000000000..13e36e3cf
--- /dev/null
+++ b/themes/xcolour.zsh-theme
@@ -0,0 +1,21 @@
+# Matt Singleton's oh-my-zsh theme
+
+function prompt_char {
+    git branch >/dev/null 2>/dev/null && echo '±' && return
+    svn info >/dev/null 2>/dev/null && echo 'ϟ' && return
+    echo '$'
+}
+
+PROMPT='%{$fg[yellow]%}%n%{$reset_color%}@%{$fg[green]%}%m%{$reset_color%}:%{$fg[blue]%}%~%{$reset_color%}
+$(git_prompt_info)$(svn_prompt_info)$(prompt_char) %{$reset_color%}'
+RPROMPT='%D{%r}'
+
+ZSH_THEME_GIT_PROMPT_PREFIX="("
+ZSH_THEME_GIT_PROMPT_SUFFIX=") "
+ZSH_THEME_GIT_PROMPT_DIRTY="%{$fg[red]%}✘%{$reset_color%}"
+ZSH_THEME_GIT_PROMPT_CLEAN="%{$fg[green]%}✔%{$reset_color%}"
+
+ZSH_THEME_SVN_PROMPT_PREFIX="("
+ZSH_THEME_SVN_PROMPT_SUFFIX=") "
+ZSH_THEME_SVN_PROMPT_DIRTY="%{$fg[red]%}✘%{$reset_color%}"
+ZSH_THEME_SVN_PROMPT_CLEAN="%{$fg[green]%}✔%{$reset_color%}"