ETFs tracking Internet stocks were among Friday's winners. The

B2B Internet HOLDRs

( BHH) ETF was the day's best performer, as major holding

Checkfree

( CKFR) jumped 4.5%. The ETF was recently up 7 cents, or 3.4%, to $2.11.

In addition, the

Internet Infrastructure HOLDRs

( IIH) ETF was also higher.

BEA Systems

( BEAS) rose 4.6%, helping the ETF tack on 9 cents, or 1.9%, to $4.87.

The

Internet HOLDRs

( HHH) ETF rose 1.6% to $48.61. Holdings

Amazon.com

(AMZN) - Get Report

,

eBay

(EBAY) - Get Report

and

RealNetworks

(RNWK) - Get Report

all added 2.4% or more.

Software ETFs were also trading higher. Among companies,

Fiserv

(FISV) - Get Report

was surging 6.3%,

Autodesk

(ADSK) - Get Report

was recently higher by 5.9%,

Tibco Software

(TIBX)

was gaining 4.7% and

Electronic Arts

( ERTS) was adding 4.6%.

The

PowerShares Dynamic Software

(PSJ) - Get Report

ETF was rising by 1.9% to $17.47. The

iShares Goldman Sachs Software Index

(IGV) - Get Report

ETF was trading up 1.5% to $40.55. The

Software HOLDRs

(OIH) - Get Report

ETF was adding 1.3% to $36.16.

On the weak side, the session's worst performers were related to precious metals, as gold and silver futures sank. The

iShares Silver Trust

(SLV) - Get Report

ETF was dropping $4.07, or 3.2%, to $121.63. The

iShares COMEX Gold

(IAU) - Get Report

ETF was losing 69 cents, or 1.1%, to $60.62. The

streetTRACKS Gold Shares

(GLD) - Get Report

ETF was down 60 cents, or 1%, to $60.65.

ETFs tracking oil services were also weaker, as crude prices sank below the $67 a barrel level. Crude fell after

BP

(BP) - Get Report

said its Prudhoe Bay pipeline in Alaska may reach full capacity by the end of October.

The

iShares Dow Jones U.S. Oil & Gas Exploration Index

(IEO) - Get Report

ETF was falling by 2.8% to $46.90. The

PowerShares Dynamic Oil & Gas Services

(PXJ) - Get Report

ETF was sinking by 2.4% to $19.17, and the

Oil Service HOLDRs

(OIH) - Get Report

ETF was losing 1.8% to $132.66.