Weird behavior with Bash

Question

I recently changed my .bashrc and tweaked how my PS1 looks, but now it has a very weird problem. Before the end of the line in terminal (about 2 3rds of the way in) it jumps back to the begining of the line like so:

e before itarcath@Highgate][~/.gconf/apps/gedit-2/preferences] how long can a command b 

My first thought was that it wasn't getting the terminal size properly but tput cols returns the correct value.

My.bashrc: http://github.com/Arcath/.Files/blob/master/dotfiles/.bashrc

Answer 1

I needed \[ and \] around the variables for colours, this commit shows my fix:

http://github.com/Arcath/.Files/commit/26527f678073e1b52449326521e98ebc8f3e47ac