http://www.thegeekstuff.com/2012/06/enable-epel-repository/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+TheGeekStuff+%28The+Geek+Stuff%29&utm_content=Google+Reader

http://download.fedoraproject.org/pub/epel/5/i386/repoview/epel-release.html
http://download.fedoraproject.org/pub/epel/6/i386/repoview/epel-release.html

  # rpm -ivh epel-release-6-5.noarch.rpm --test

https://fedoraproject.org/keys scroll down to RPM-GPG-KEY-EPEL-6 and download it

or just:
  cd
  wget https://fedoraproject.org/static/0608B895.txt
  mv 0608B895.txt /etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-6
  rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-6

Verify that the key got installed successfully.

  # rpm -qa gpg*
  gpg-pubkey-0608b895-4bd22942

Then install the epel release:
  # rpm -ivh epel-release-6-5.noarch.rpm

====== Elrepo ======
  # rpm --import http://elrepo.org/RPM-GPG-KEY-elrepo.org
  # rpm -Uvh http://elrepo.org/elrepo-release-6-4.el6.elrepo.noarch.rpm
  # yum install kmod-hfsplus
====== Boot theme ======
http://www.makeuseof.com/tag/how-to-change-your-boot-screen-in-linux/

  yum search plymouth-theme
  yum install plymouth-theme-solar

  # plymouth-set-default-theme --list
  # plymouth-set-default-theme solar --rebuild-initrd