EDGAR Filing Documents for 0001104659-11-045428

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:

SEC Accession No. 0001104659-11-045428

Filing Date

2011-08-09

Accepted

2011-08-09 17:03:54

Documents

Period of Report

2011-06-30

Document Format Files

Seq	Description	Document	Type	Size
1	10-Q	a11-14081_110q.htm	10-Q	1487234
2	EX-12.1	a11-14081_1ex12d1.htm	EX-12.1	82918
3	EX-31.1	a11-14081_1ex31d1.htm	EX-31.1	9522
4	EX-31.2	a11-14081_1ex31d2.htm	EX-31.2	9509
5	EX-32.1	a11-14081_1ex32d1.htm	EX-32.1	7761
	Complete submission text file	0001104659-11-045428.txt		4641534

Data Files

Seq	Description	Document	Type	Size
6	XBRL INSTANCE DOCUMENT	ysi-20110630.xml	EX-101.INS	547344
7	XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT	ysi-20110630.xsd	EX-101.SCH	18749
8	XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT	ysi-20110630_cal.xml	EX-101.CAL	68076
9	XBRL TAXONOMY EXTENSION LABELS LINKBASE DOCUMENT	ysi-20110630_lab.xml	EX-101.LAB	309661
10	XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT	ysi-20110630_pre.xml	EX-101.PRE	151662
11	XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT	ysi-20110630_def.xml	EX-101.DEF	105634

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