SEC Filings

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SEC Filings

2011 Q3 XBRL Files - Click here for Viewable XBRL data

XBRL INSTANCE DOCUMENT mgn-20110930.xml
XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT mgn-20110930.xsd
XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT mgn-20110930_cal.xml
XBRL TAXONOMY EXTENSION LABELS LINKBASE DOCUMENT mgn-20110930_lab.xml
XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT mgn-20110930_pre.xml
XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT mgn-20110930_def.xml

2011 Q2 XBRL Files - Click here for Viewable XBRL data

XBRL INSTANCE DOCUMENT mgn-20110630.xml
XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT mgn-20110630.xsd
XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT mgn-20110630_cal.xml
XBRL TAXONOMY EXTENSION LABELS LINKBASE DOCUMENT mgn-20110630_lab.xml
XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT mgn-20110630_pre.xml
XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT mgn-20110630_def.xml