I recently bought a cyberpower gaming computer with windows 8.1 not 8 so i keep getting this error saying ---- Minecraft Crash Report ----
 // Oops.
Time: 1/6/14 8:48 PM
 Description: Initializing game
org.lwjgl.LWJGLException: Pixel format not accelerated
 at org.lwjgl.opengl.WindowsPeerInfo.nChoose… Method)
 at org.lwjgl.opengl.WindowsPeerInfo.chooseP…
 at org.lwjgl.opengl.WindowsDisplay.createWi…
 at org.lwjgl.opengl.Display.createWindow(Di…
 at org.lwjgl.opengl.Display.create(Display…
 at org.lwjgl.opengl.Display.create(Display…
 at org.lwjgl.opengl.Display.create(Display…
 at net.minecraft.client.Minecraft.startGame…
 at net.minecraft.client.Minecraft.run(Minec…
 at net.minecraft.client.main.Main.main(Main…
A detailed walkthrough of the error, its code path and all known details is as follows:
 ---------------------------------------…
-- Head --
 Stacktrace:
 at org.lwjgl.opengl.WindowsPeerInfo.nChoose… Method)
 at org.lwjgl.opengl.WindowsPeerInfo.chooseP…
 at org.lwjgl.opengl.WindowsDisplay.createWi…
 at org.lwjgl.opengl.Display.createWindow(Di…
 at org.lwjgl.opengl.Display.create(Display…
 at org.lwjgl.opengl.Display.create(Display…
 at org.lwjgl.opengl.Display.create(Display…
 at net.minecraft.client.Minecraft.startGame…
-- Initialization --
 Details:
 Stacktrace:
 at net.minecraft.client.Minecraft.run(Minec…
 at net.minecraft.client.main.Main.main(Main…
-- System Details --
 Details:
 Minecraft Version: 1.7.2
 Operating System: Windows 8 (x86) version 6.2
 Java Version: 1.7.0_45, Oracle Corporation
 Java VM Version: Java HotSpot(TM) Client VM (mixed mode, sharing), Oracle Corporation
 Memory: 5779696 bytes (5 MB) / 26808320 bytes (25 MB) up to 518979584 bytes (494 MB)
 JVM Flags: 2 total; -XX: HeapDumpPath=MojangTricksIntelDriver… -Xmx512M
 AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
 IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
 Launched Version: huzuni
 LWJGL: 2.9.0
 OpenGL: ~~ERROR~~ RuntimeException: No OpenGL context found in the current thread.
 Is Modded: Very likely; Jar signature invalidated
 Type: Client (map_client.txt)
 Resource Packs: []
 Current Language: ~~ERROR~~ NullPointerException: null
 Profiler Position: N/A (disabled)
 Vec3 Pool Size: ~~ERROR~~ NullPointerException: null
 Anisotropic Filtering: Off (1)
 If you can help I will give 10 points please don't tell me to update my drivers because there fully updated and if your gonna tell me to reinstall opengl then can you please make a video tutorial on youtube telling how to do it.
