Hi all.. need help assisting to modify my EA

 
Hi all.. i ask assisting for modifying my EA.



or download my chart
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I want to change position of buy become position of sell at backing up 0.8, while all position of buy are closed at the dots.
Sell on course 0.8 also backed up twice rill again 20 pip the superior, same as method back up before all.
Same method also I wish to apply at position of sell.
Please help me for making the script.. thx all..