get Damage Meter ( http://wow-en.curse-gaming.com/downloads/details/567/ ) or SWSTats ( http://wow-en.curse-gaming.com/downloads/details/2091/ )
X-perl unit frames just rock, they're easy to setup too
( http://wow-en.curse-gaming.com/downloads/details/3416/ )
get FuBar, it's a configurable bar
( http://www-en.curse-gaming.com/downloads/details/3040/ )
plugins for FuBar you must have:
Earth Shield (for resto shaman):
http://wowinterface.com/downloads/info7209-FuBarEarthShield.html
MoneyFu:
http://wowinterface.com/downloads/info4610-FuBar-MoneyFu.html
GuildFu:
http://wowinterface.com/downloads/info5254-FuBar-GuildFu.html
LocationFu:
http://wowinterface.com/downloads/info4609-FuBar-LocationFu.html
ClockFu:
http://wowinterface.com/downloads/info4605-FuBar-ClockFu.html
KTMFu:
http://wowinterface.com/downloads/info5989-FuBar-KTMFu.html
and many more in this program WowAceUpdater:
http://sourceforge.net/project/downloading.php?group_id=178751&use_mirror=heanet&filename=WowAceUpdater-1.9.18-bin.zip&61944108
install it and select the addons you want to install, its all automated, that program can update all the addons you have from that installer (all Ace2 addons, like FuBar)