Somewhat simplified Heiken-ashi Zero-lag Tema (for the lazy ones like me)

Parameters :
iPerioda- first ZeroLag TEMA period (if <= 1 will not be shown on the chart)
iPeriodb - second ZeroLag TEMA period (if <= 1 will not be shown on the chart)
iPricea - first ZeroLag TEMA price type
iPriceb - second ZeroLag TEMA price type

price types :
0 - close
1 - open
2 - high
3 - low
4 - median (high+low)/2
5 - typical (high+low+close)/3
6 - weighted (high+low+close+close)/4
7 - Heiken-Ashi