Need help to increase ema line width

Hi friends,

i want to increase ema line width, please give me code for the below afl.


_SECTION_BEGIN("7-34 cross");
SetChartOptions(0,chartShowArrows|chartShowDates);
Plot(Close,"Price",colorWhite, styleCandle);
Plot(EMA(Close,7),"7EMA",colorGreen,style=styleThi ck);
Plot(EMA(Close,34),"34EMA",colorRed,style=styleThi ck);
Buy=Cross(EMA(Close,7),EMA(Close,34));
Sell=Cross(EMA(Close,34),EMA(Close,7));
Short=Sell;
Cover=Buy;
shape = Buy * shapeSmallUpTriangle + Sell * shapeSmallDownTriangle;
PlotShapes( shape, IIf( Buy, colorGreen, colorRed ), 0, IIf( Buy, Low, High ) );
_SECTION_END();

Thanks,
Sivakumar.N