[Lua] Eshkation's lights

dec = {}
startLights = false
ids = {0,1,2,4,9}

function eventNewGame()
startLights = false
dec = {}
count = 0
    xml = tfm.get.room.xmlMapInfo.xml
    decorations = xml:match('<D>[^´]+/>'):gsub("<D>","")
    for tree in decorations:gmatch('<P[^/]+/>') do
        if tree:match('T="57"') then
            count = count+1
            dec[count] = {
                X = tree:match('X="[0-9]+"'):gsub('X="',''):gsub('"',''),
                Y = tree:match('Y="[0-9]+"'):gsub('Y="',''):gsub('"','')
            }
        end
    end
    startLights = true
end

function eventLoop()
    if startLights then
        for counter = #dec,1,-1 do
            for k = 10,0,-1 do
                tfm.exec.displayParticle(ids[math.random(#ids)],dec[counter].X+math.random(-40,40),dec[counter].Y+math.random(-120,30),0,0,0,0)
                tfm.exec.displayParticle(11,dec[counter].X-2,dec[counter].Y-183,math.cos(k),math.sin(k),0,0)
            end
        end
    end
end