the xtl is part of the tom joseph studys. with the QQewo, you can simulate advance get.
another script will be part of the trilogy, the pti indicator, which 'll develope.
in the present graph, you can see the use of xtl , when the vma cross the price bars. and the uncolour bar appears, one change of the trend 'll be arrive.
if you have any hint for this indicator, please let's me know