double HighValue=High[iHighest(NULL,PERIOD_M30,MODE_HIGH,3,1)];
double LowValue=Low[iLowest(NULL,PERIOD_M30,MODE_LOW,3,1)];

string High_Price= "High Price: " + ( DoubleToStr(HighValue,6));
string Low_Price= "Low Price: " + ( DoubleToStr(LowValue,6));





   ObjectSetText("HighValue", High_Price, bal_fontsize, "Arial", TextColor);


   ObjectSetText("LowValue", Low_Price , bal_fontsize, "Arial", TextColor);