v2.4.0.6

STOCK OPTIONS AND WARRANTS (Tables)

6 Months Ended

Jun. 30, 2012

Stock Options And Warrants Tables

Stock optionand warrant activity

The following table summarizes all stock optionand warrant activity for the six months ended June 30, 2012:

		Shares				Weighted-average exercise Price Per Share
Outstanding, December 31, 2011			19,648,462			$	0.34
Granted			4,544,000				0.42
Exercised			-				-
Forfeited			(6,553,846	)			0.33
Expired			-				-
Outstanding, June 30, 2012			17,638,616			$	0.36
Exercisable at June 30, 2012			17,638,616			$	0.36

Outstanding and exercisable options and warrants

The following table disclosesinformation regarding outstanding and exercisable options and warrants at June 30, 2012:

				Outstanding												Exercisable
Range of Exercise  Prices				Number of  Option Shares				Weighted- Average Exercise Price				Remaining Weighted- Average Contractual Term (Years)				Number of  Option Shares				Weighted-average Exercise Price
$	0.20 – $0.25				2,000,000			$	0.20				4.4				2,000,000			$	0.20
$	0.26 – $0.30				1,000,000				0.28				4.5				1,000,000				0.28
$	0.31 – $0.35				2,024,616				0.33				4.5				2,024,616				0.33
$	0.36 – $0.40				10,814,000				0.38				4.2				10,814,000				0.38
$	0.41– $0.50				1,800,000				0.50				4.8				1,800,000				0.50
					17,638,616			$	0.36				4.3				17,638,616			$	0.36

Black-Scholes option pricing model

The assumptions used in these calculations are summarized as follows:

		Year Ended December 31, 2011
Expected term of options granted		5 years
Expected volatility range			211 – 229	%
Range of risk-free interest rates			0.81 – 1.80	%
Expected dividend yield			0	%

X

- Details

Name:	btzo_StockOptionsAndWarrantsTablesAbstract
Namespace Prefix:	btzo_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph 64

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph f

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

+ Details

Name:	us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (f)(2)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration