function chgColor(iFrame,mhp,hp)
	local icon = iFrame.frame_hp
	local a = hp/mhp
	local b = (1-badhp)/2
	if a <= (1-b) then
		if a <= badhp then
			if icon.anim ~= 1 then
				if not iFrame.animation then
					iFrame.animation = CreateFrame("frame")
				end
				if iFrame.animation:GetScript("OnUpdate") == nil then
					iFrame.animation:SetScript("OnUpdate", function(self)
						icon.anim = 1
						lowHpAnimation(icon)
					end)
				end
			end
		else
			icon:SetBackdropColor(icon.classcolor.r,icon.classcolor.g,icon.classcolor.b,i_alpha)
			if icon.anim == 1 then
				icon.anim = 0
				iFrame.animation:SetScript("OnUpdate", nil)
				icon:SetAlpha(i_alpha)
				icon.anim_alpha_dest = nil
			end
		end
	else
		icon:SetBackdropColor(icon.classcolor.r,icon.classcolor.g,icon.classcolor.b,i_alpha)
	end
end