Someone

function idUnitframes:loadPosition(Unit)
    self.Frames[Unit]:ClearAllPoints()
    if not self.db.profile.Position then
        self.Frames[Unit]:SetPoint('CENTER', UIParent, 'CENTER', 0, 0)
    else
        self.Frames[Unit]:SetPoint('BOTTOMLEFT', UIParent, 'BOTTOMLEFT', self.db.profile.Position[Unit].x, self.db.profile.Position[Unit].y)
    end
end

function idUnitframes:savePosition(Unit, x, y)
    local Frame = self.Frames[Unit]

    self.db.profile.Position[Unit].x = x or Frame:GetLeft()
    self.db.profile.Position[Unit].y = y or Frame:GetTop()
end