Tekkit Crashing Randomly

[Whateverguy360]

Title: Tekkit Crashing Randomly

Version: 3.1.2

OS: Microsoft Windows 7

Java Version: 7

Description of Problem:

Part A : My Minecraft will crash randonly for no reason, no freezing at all, no server lag, no client lag, no memory over usage, just A : I am in Fullscreen ( Probably Related ) B : When it happens : Minecraft Exits out of Fullscreen into Windowed Mode, The Minecraft Video 'Feed' turns white for half a second, Then the entire screen closes.

Part B : My Minecraft will crash when I am in Full Screen, in the Main Menu of Minecraft, and I press the Windows Start Menu button on my keyboard, symtoms same as above

Part C : I couldn't find any error messages, or error logs, but I do, for some reason get crash reports of both of these problems.

Random Crashing Crash Report : http://pastebin.com/b3XGfcQv

Main Menu Start Menu Button Crashing Crash Report : http://pastebin.com/hqZM2pRC

Thanks.

Error Messages:

Error Log: