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Warrants And Other Derivatives (Tables)

3 Months Ended

Jun. 30, 2012

Schedule Of Fair Value Assumptions Used To Calculate The Value Of The Convertible Note Derivative Feature

	April 4,		June 30,
	2012		2012
Expected Volatility	75.0	%	71.0	%
Risk Free Rate	0.44	%	0.33	%
Bond Yield	15.0	%	16.0	%
Recovery Rate	30.0	%	30.0	%
Redeemable	yes		yes
Total Time (years)	2.5		2.28
Dilution Effect	yes		yes
Indicated Percent of Par	117.0	%	121.0	%
Fair Value	$3.7 million		$4.5 million

Securities Purchase Agreement [Member]

Schedule Of The Fair Value Of The Warrants Using The Black-Scholes Option Pricing Model

	April 4,		June 30,
	2012		2012
Risk-free interest rate	1.19	%	0.77	%
Expected annual dividend yield	0.0	%	0.0	%
Expected volatility	80.0	%	80.84	%
Term	5.5 years		5.28 years
Fair Value	$7.0 million		$8.5 million

Loan And Security Agreement [Member]

Schedule Of Fair Value Assumptions Used To Calculate The Value Of The Convertible Note Derivative Feature

	June 5,		June 30,
	2012		2012
Risk-free interest rate	0.77	%	0.80	%
Expected annual dividend yield	0.0	%	0.0	%
Expected volatility	79.9	%	80.32	%

	June 5,	June 30,
	2012	2012
Term	5.5 years	5.44 years
Fair Value	$0.4 million	$0.5 million

X

- Definition

Tabular disclosure of the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined), and the measurements of those instruments, assets, and liabilities. Such certain disclosures about the financial instruments, assets, and liabilities include: (1) the fair value of the required items together with their carrying amounts (as appropriate) and (2) the methodology and assumptions used in developing such estimates of fair value.

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- Definition

Tabular disclosure of pertinent information about a derivative or group of derivatives on a disaggregated basis, such as for individual instruments, or small groups of similar instruments. May include a combination of the type of instrument, risks being hedged, notional amount, hedge designation, related hedged item, inception date, maturity date, or other relevant item.

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