You guys not reading SkinCommands.txt anymore?
"SETIND" - This lets you set the sate od custom indicators from SDK or skin. The Indicator's code needs to start
with an exclamation mark (!), as in: Ixx,xxx,....,"!MYINDICATOR" -- Indicators are OFF by default.
Examples: "SETIND;!MYINDICATOR;ON" or "SETIND;!MYINDICATOR;OFF"