My PC keeps turning off...please help

[JustinLovesIzzy]

also this one:
Log Name: System
Source: EventLog
Date: 10/1/2013 5:09:41 PM
Event ID: 6008
Task Category: None
Level: Error
Keywords: Classic
User: N/A
Computer: Beast481981-PC
Description:
The previous system shutdown at 5:07:58 PM on ‎10/‎1/‎2013 was unexpected.
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
<System>
<Provider Name="EventLog" />
<EventID Qualifiers="32768">6008</EventID>
<Level>2</Level>
<Task>0</Task>
<Keywords>0x80000000000000</Keywords>
<TimeCreated SystemTime="2013-10-01T21:09:41.000000000Z" />
<EventRecordID>82670</EventRecordID>
<Channel>System</Channel>
<Computer>Beast481981-PC</Computer>
<Security />
</System>
<EventData>
<Data>5:07:58 PM</Data>
<Data>‎10/‎1/‎2013</Data>
<Data>
</Data>
<Data>
</Data>
<Data>305</Data>
<Data>
</Data>
<Data>
</Data>
<Binary>DD070A0002000100110007003A008500DD070A0002000100150007003A008500600900003C000000010000006009000000000000B00400000100000000000000</Binary>
</EventData>
</Event>

[JustinLovesIzzy]

one more
Log Name: System
Source: Microsoft-Windows-Kernel-Power
Date: 10/1/2013 5:09:34 PM
Event ID: 41
Task Category: (63)
Level: Critical
Keywords: (2)
User: SYSTEM
Computer: Beast481981-PC
Description:
The system has rebooted without cleanly shutting down first. This error could be caused if the system stopped responding, crashed, or lost power unexpectedly.
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
<System>
<Provider Name="Microsoft-Windows-Kernel-Power" Guid="{331C3B3A-2005-44C2-AC5E-77220C37D6B4}" />
<EventID>41</EventID>
<Version>2</Version>
<Level>1</Level>
<Task>63</Task>
<Opcode>0</Opcode>
<Keywords>0x8000000000000002</Keywords>
<TimeCreated SystemTime="2013-10-01T21:09:34.570008800Z" />
<EventRecordID>82676</EventRecordID>
<Correlation />
<Execution ProcessID="4" ThreadID="8" />
<Channel>System</Channel>
<Computer>Beast481981-PC</Computer>
<Security UserID="S-1-5-18" />
</System>
<EventData>
<Data Name="BugcheckCode">0</Data>
<Data Name="BugcheckParameter1">0x0</Data>
<Data Name="BugcheckParameter2">0x0</Data>
<Data Name="BugcheckParameter3">0x0</Data>
<Data Name="BugcheckParameter4">0x0</Data>
<Data Name="SleepInProgress">false</Data>
<Data Name="PowerButtonTimestamp">0</Data>
</EventData>
</Event>

[JustinLovesIzzy]

Log Name: System
Source: EventLog
Date: 10/1/2013 5:03:07 PM
Event ID: 6008
Task Category: None
Level: Error
Keywords: Classic
User: N/A
Computer: Beast481981-PC
Description:
The previous system shutdown at 4:57:01 PM on ‎10/‎1/‎2013 was unexpected.
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
<System>
<Provider Name="EventLog" />
<EventID Qualifiers="32768">6008</EventID>
<Level>2</Level>
<Task>0</Task>
<Keywords>0x80000000000000</Keywords>
<TimeCreated SystemTime="2013-10-01T21:03:07.000000000Z" />
<EventRecordID>82553</EventRecordID>
<Channel>System</Channel>
<Computer>Beast481981-PC</Computer>
<Security />
</System>
<EventData>
<Data>4:57:01 PM</Data>
<Data>‎10/‎1/‎2013</Data>
<Data>
</Data>
<Data>
</Data>
<Data>13898</Data>
<Data>
</Data>
<Data>
</Data>
<Binary>DD070A00020001001000390001009E01DD070A00020001001400390001009E01600900003C000000010000006009000000000000B00400000100000053030000</Binary>
</EventData>
</Event>