Here comes some very nice macros and stuff for pallys
Very nice taunting macro where you don't have to mouseover the player etc
/cast [help] Righteous Defense; [target=mouseover,exists,help] Righteous Defense; [target=targettarget,exists,help] Righteous Defense
Finding out if your uncrushable as a paladin with holy shield up
/script DEFAULT_CHAT_FRAME:AddMessage("Need 102.4 combined avoidance. Currently at:",0.8,0.8,1)
/script DEFAULT_CHAT_FRAME:AddMessage(GetDodgeChance()+GetBlockChance()+GetParryChance()+5+(GetCombatRatingBonus(CR_DEFENSE_SKILL) + 20)*0.04,1,0.5,0)