_SECTION_BEGIN("Chaloke Simple Trailing Stop");
///// Chaloke Simple Trailing Stop ///// 

Prd1=Param("ATR Period 1-20",4,1,20,1);//{Default = 4 Because most traders use 5} 
Prd2=Param("LookBack Period 1-20",11,1,20,1);//{Default = 11 Because most traders use 10} 

//{Green} {Start Long position when Close>Green} 
Green=HHV(LLV(L,Prd1)+ATR(Prd1),Prd2); 

//{Red} {Stop loss when Close<Red} 
RED=LLV(HHV(H,Prd1)-ATR(Prd1),Prd2); 

Color=IIf(C>Green ,colorBrightGreen,IIf(C < RED,colorRed,colorBlue)); 


Plot(Green,"Green",colorBrightGreen,styleLine); 
Plot(RED,"Red",colorRed,styleLine); 
Plot(C,"Chaloke Simple Trailing Stop System",Color,64); 


Plot(LLV(HHV(H,5)-ATR(5),6),"",colorBlack); 
Plot(LLV(HHV(H,5)-ATR(5),5),"",colorBlack); 
Plot(LLV(HHV(H,5)-ATR(5),4),"",colorBlack); 
Plot(LLV(HHV(H,5)-ATR(5),3),"",colorBlack);
_SECTION_END();