Using Mouselook button makes the screen shake

Time: 9:27PM AST
Frequency: Every time
World name: Hyperion
Character name: Hyjynx Mischiefmaker
NPC name: N/A
Monster name: N/A
Class/Level: Any
Party or solo: Solo
In-game time: 8:05PM
Area and coordinates: All areas
Steps:
1. Press and hold Mouselook button on trackball
2. Observe image on screen shaking
3. Vomit

Connection Specs
- Type of internet connection/provider: Cable/Eastlink (NS Canada)
- Modem maker/model number: Motorolla SBS 101

PC Specs
-=-=-=-=- System Information -=-=-=-=-
OS Name Microsoft Windows 7 Home Premium
Version 6.1.7601 Service Pack 1 Build 7601
Other OS Description Not Available
OS Manufacturer Microsoft Corporation
System Manufacturer Gateway
System Model dx4831
System Type x64-based PC
Processor Intel(R) Core(TM) i3 CPU 530 @ 2.93GHz, 2933 Mhz, 2 Core(s), 4 Logical Processor(s)
BIOS Version/Date American Megatrends Inc. P01-B1, 23/03/2010
SMBIOS Version 2.6
Windows Directory C:\Windows
System Directory C:\Windows\system32
Boot Device \Device\HarddiskVolume2
Locale United States
Hardware Abstraction Layer Version = "6.1.7601.17514"
Time Zone Atlantic Daylight Time
Installed Physical Memory (RAM) 6.00 GB
Total Physical Memory 5.93 GB
Available Physical Memory 2.65 GB
Total Virtual Memory 11.9 GB
Available Virtual Memory 8.21 GB
Page File Space 5.93 GB
Page File C:\pagefile.sys
Name NVIDIA GeForce 9800 GT
PNP Device ID PCI\VEN_10DE&DEV_0614&SUBSYS_C9753842&REV_A2\4&27E14B4E&0&0008
Adapter Type GeForce 9800 GT, NVIDIA compatible
Adapter Description NVIDIA GeForce 9800 GT
Adapter RAM 512.00 MB (536,870,912 bytes)
Installed Drivers nvd3dumx.dll,nvwgf2umx.dll,nvwgf2umx.dll,nvd3dum,nvwgf2um,nvwgf2um
Driver Version 9.18.13.3489
INF File oem55.inf (Section014 section)
Color Planes Not Available
Color Table Entries 4294967296
Resolution 1680 x 1050 x 59 hertz
Bits/Pixel 32
Memory Address 0xFA000000-0xFAFFFFFF
Memory Address 0xD0000000-0xDFFFFFFF
Memory Address 0xF8000000-0xFBDFFFFF
I/O Port 0x0000CC00-0x0000CC7F
IRQ Channel IRQ 16
I/O Port 0x000003B0-0x000003BB
I/O Port 0x000003C0-0x000003DF
Memory Address 0xA0000-0xBFFFF
Driver c:\windows\system32\drivers\nvlddmkm.sys (9.18.13.3489, 11.75 MB (12,324,640 bytes), 21/02/2014 6:19 PM)

-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-

Laptop Model Name: N/A
Laptop Model Number: N/A

Gamepad Manufacturer: N/A
Gamepad Model Name: N/A
Gamepad Part Number: N/A

Browser Information
- Name and version of the browser currently in-use: IE11
- Internet Explorer Version: 11.0.9600.17239