I have a problem with the World of Minecraft client, I can start it but everytime I try to log into a server this appears Autodetecting java

Testing default folder
Checking C:\Program Files\Java\jre6 folder
Found java in C:\Program Files\Java\jre6 folder
Checking C:\Program Files\Java\jdk1.6.0_22 folder
Found java in C:\Program Files\Java\jdk1.6.0_22 folder
Starting java from "C:\Program Files\Java\jdk1.6.0_22\bin\java.exe"
username:
sessionid:
haspaid:
Compass initialized
WARNING: Found unknown Windows version: Windows Vista
Attempting to use default windows plug-in.
org.lwjgl.opengl.OpenGLException: Invalid value (1281)
        at org.lwjgl.opengl.Util.checkGLError(Util.java:54)
        at org.lwjgl.opengl.Display.swapBuffers(Display.java:640)
        at org.lwjgl.opengl.Display.update(Display.java:660)
        at com.mojang.minecraft.i.a(Unknown Source)
        at com.mojang.minecraft.i.b(Unknown Source)
        at com.mojang.minecraft.level.a.a.a(Unknown Source)
        at com.mojang.minecraft.l.a(Unknown Source)
        at com.mojang.minecraft.l.run(Unknown Source)
        at java.lang.Thread.run(Thread.java:662)

anyone know whats up?