* Fixed mana bars to properly change when a unit switches power types

diff --git a/PerfectRaid.lua b/PerfectRaid.lua
index d142fc1..b0f47f2 100644
--- a/PerfectRaid.lua
+++ b/PerfectRaid.lua
@@ -109,6 +109,8 @@ function PerfectRaid:Enable()
 	self.db = self:InitializeDB("PerfectRaidDB", self.defaults)

 	self:RegisterEvent("RAID_ROSTER_UPDATE")
+	self:RegisterEvent("PARTY_MEMBERS_CHANGED")
+	self:RegisterEvent("UNIT_DISPLAYPOWER")
 	self:RegisterEvent("UNIT_HEALTH")
 	self:RegisterEvent("UNIT_MAXHEALTH")
 	self:RegisterEvent("UNIT_MANA", "UNIT_MANA")
@@ -122,7 +124,8 @@ function PerfectRaid:Enable()
 	self:RegisterEvent("CHAT_MSG_SYSTEM")

 	self:UpdateRaidFrames()
- end
+	self:PARTY_MEMBERS_CHANGED()
+end

 function PerfectRaid:UpdateRaidFrames()
 	local list = self.db.profile.headers
@@ -242,7 +245,7 @@ function PerfectRaid:CreateRaidFrame(idx)
 		return
 	end

-	if options.partyFrame then
+	if options.partyFrame and not frame.player then
 		frame.player = CreateFrame("Button", name.."Player", frame, "SecureUnitButtonTemplate")
 		frame.player:SetPoint("BOTTOMLEFT", frame, "TOPLEFT", 0, 0)
 		frame.player:SetAttribute("unit", "player")
@@ -253,6 +256,14 @@ function PerfectRaid:CreateRaidFrame(idx)
 		frame.player:SetHeight(14)

 		self.hasparty = true
+	 end
+
+	if options.partyFrame then
+		if self.inparty then
+			frame.player:Show()
+		else
+			frame.player:Hide()
+		end
 	end

 	if self.db.profile.hideparty and self.hasparty then
@@ -272,7 +283,7 @@ function PerfectRaid:CreateRaidFrame(idx)
 			f:RegisterEvent("PARTY_MEMBERS_CHANGED")
 		end
 		ShowPartyFrame()
-	end
+	 end

 	if options.hBackdrop then
 		frame:SetBackdrop(frame.backdrop)
@@ -694,3 +705,31 @@ function PerfectRaid:RAID_ROSTER_UPDATE()
 		end
 	end
  end
+
+function PerfectRaid:PARTY_MEMBERS_CHANGED()
+	self.inparty = GetNumPartyMembers() > 0
+	self:UpdateRaidFrames()
+end
+
+function PerfectRaid:UNIT_DISPLAYPOWER(event, unit)
+	if not frames[unit] then return end
+	local color = ManaBarColor[UnitPowerType(unit)]
+	local show = UnitPowerType(unit) == 0
+	local max = UnitManaMax(unit)
+	local mana = UnitMana(unit)
+	local manaonly = self.db.profile.showmanaonly
+
+	for frame in pairs(frames[unit]) do
+		frame.manacolor = color
+		local bar = frame.manabar
+		bar:SetStatusBarColor(color.r, color.g, color.b)
+		bar:SetMinMaxValues(0, max)
+		bar:SetValue(mana)
+
+		if show and frame.options.manaheight > 0 then
+			bar:Show()
+		elseif manaonly then
+			bar:Hide()
+		end
+	 end
+end