if [ -d ~/.oh-my-zsh ]
 then
   echo "You already have Oh My Zsh installed. You'll need to remove ~/.oh-my-zsh if you want to install"
   exit
 else
   echo "Cloning Oh My Zsh..."
   /usr/bin/env git clone git://github.com/robbyrussell/oh-my-zsh.git ~/.oh-my-zsh
 fi
 
 echo "Looking for an existing zsh config..."

 if [ -f ~/.zshrc ] || [ -h ~/.zshrc ]

 then
   echo "Found ~/.zshrc. Backing up to ~/.zshrc.pre-oh-my-zsh";
   cp ~/.zshrc ~/.zshrc.pre-oh-my-zsh;
   rm ~/.zshrc;
 fi
 

 echo "Using the Oh My Zsh template file and adding it to ~/.zshrc"
 cp ~/.oh-my-zsh/templates/zshrc.zsh-template ~/.zshrc

 echo "Copying your current PATH and adding it to the end of ~/.zshrc for you."
 echo "export PATH=$PATH" >> ~/.zshrc
 

 echo "Time to change your default shell to zsh!"
 chsh -s /bin/zsh
 
 echo "Hooray! Oh My Zsh has been installed."

 /bin/zsh
 source ~/.zshrc