Copy this rsi section above buy sell conditions.
_SECTION_BEGIN("RSI");
SetChartOptions(0,0,chartGrid30|chartGrid70);
periods = Param( "Periods", 20, 1, 200, 1 );
Plot( RSI( periods), _DEFAULT_NAME(), ParamColor( "Color", colorCycle ), ParamStyle("Style") );
_SECTION_END();
And to get signals...