Extremely slow computer. Windows updates not working.

Hello.
Okay, nearly done now.

Please download the current version of HijackThis from HERE

• Double click and run the installer.
  
• It will install to C:\Program Files\Trend Micro\HijackThis\hijackthis.exe
  
• After installing, you should get the user agreement, press accept and Hijack This will run.
  
• When Hijack This opens, click "Open the Misc Tools section"
  
• Then select "Open Uninstall Manager"
  
• Click on "Save List..." (generates uninstall_list.txt)
  
• Click Save, copy and paste the results in your next post.
  

Update for Microsoft Office 2007 (KB2508958)
Adobe AIR
Adobe AIR
Adobe Bridge 1.0
Adobe Common File Installer
Adobe Download Manager
Adobe Flash Player 10 ActiveX
Adobe Flash Player 10 Plugin
Adobe Help Center 1.0
Adobe Photoshop CS2
Adobe Reader 9.4.5
Adobe Shockwave Player
Adobe Shockwave Player 11.6
Adobe Stock Photos 1.0
Amazon MP3 Downloader 1.0.12
Apple Application Support
Apple Mobile Device Support
Apple Software Update
Atheros Driver Installation Program
Bonjour
Canon IJ Network Scan Utility
Canon IJ Network Tool
Canon MP Navigator EX 2.0
Canon MP620 series MP Drivers
Canon MP620 series User Registration
Canon Utilities Easy-PhotoPrint EX
Canon Utilities My Printer
Canon Utilities Solution Menu
Charter Security Suite
Choice Guard
Compatibility Pack for the 2007 Office system
Conexant HD Audio
Crossrider Web Apps
CyberLink YouCam
DVD Suite
ESET Online Scanner v3
ESU for Microsoft Vista
F-Secure PSC Prerequisites
Google Gmail Notifier
Google Talk Plugin
Hauppauge MCE XP/Vista Software Encoder (2.0.25149)
HDAUDIO Soft Data Fax Modem with SmartCP
Hewlett-Packard Active Check
Hewlett-Packard Asset Agent for Health Check
HiJackThis
Hotfix for Microsoft .NET Framework 3.5 SP1 (KB953595)
Hotfix for Microsoft .NET Framework 3.5 SP1 (KB958484)
HP Customer Experience Enhancements
HP Doc Viewer
HP Easy Setup - Frontend
HP Help and Support
HP Photosmart Essential 2.5
HP Quick Launch Buttons 6.30 E1
HP QuickPlay 3.6
HP QuickTouch 1.00 C4
HP Smart Web Printing
HP Total Care Advisor
HP Update
HP User Guides 0088
HP Wireless Assistant
HPNetworkAssistant
HTC BMP USB Driver
HTC Driver Installer
HTC Sync
iTunes
Java(TM) 6 Update 26
LabelPrint
LightScribe Applications
LightScribe System Software
LightScribe Template Designs - 9 to 5 Pack 1
LightScribe Template Designs - Floral Pack 1
LightScribe Template Designs - Grab Bag Pack 1
LightScribe Template Designs - Music Pack 1
LightScribe Template Designs - Nature Pack 1
LightScribe Template Designs - Street Style Pack 1
LightScribe Template Labeler
Magic ISO Maker v5.5 (build 0273)
Microsoft .NET Framework 3.5 SP1
Microsoft .NET Framework 3.5 SP1
Microsoft .NET Framework 4 Client Profile
Microsoft .NET Framework 4 Client Profile
Microsoft Office 2007 Service Pack 2 (SP2)
Microsoft Office 2007 Service Pack 2 (SP2)
Microsoft Office 2007 Service Pack 2 (SP2)
Microsoft Office 2007 Service Pack 2 (SP2)
Microsoft Office 2007 Service Pack 2 (SP2)
Microsoft Office 2007 Service Pack 2 (SP2)
Microsoft Office 2007 Service Pack 2 (SP2)
Microsoft Office 2007 Service Pack 2 (SP2)
Microsoft Office 2007 Service Pack 2 (SP2)
Microsoft Office 2007 Service Pack 2 (SP2)
Microsoft Office 2007 Service Pack 2 (SP2)
Microsoft Office 2007 Service Pack 2 (SP2)
Microsoft Office 2007 Service Pack 2 (SP2)
Microsoft Office 2007 Service Pack 2 (SP2)
Microsoft Office Access MUI (English) 2007
Microsoft Office Access Setup Metadata MUI (English) 2007
Microsoft Office Enterprise 2007
Microsoft Office Enterprise 2007
Microsoft Office Excel MUI (English) 2007
Microsoft Office Groove MUI (English) 2007
Microsoft Office Groove Setup Metadata MUI (English) 2007
Microsoft Office InfoPath MUI (English) 2007
Microsoft Office OneNote MUI (English) 2007
Microsoft Office Outlook MUI (English) 2007
Microsoft Office PowerPoint MUI (English) 2007
Microsoft Office PowerPoint Viewer 2007 (English)
Microsoft Office Proof (English) 2007
Microsoft Office Proof (French) 2007
Microsoft Office Proof (Spanish) 2007
Microsoft Office Proofing (English) 2007
Microsoft Office Proofing Tools 2007 Service Pack 2 (SP2)
Microsoft Office Proofing Tools 2007 Service Pack 2 (SP2)
Microsoft Office Proofing Tools 2007 Service Pack 2 (SP2)
Microsoft Office Publisher MUI (English) 2007
Microsoft Office Shared MUI (English) 2007
Microsoft Office Shared Setup Metadata MUI (English) 2007
Microsoft Office Word MUI (English) 2007
Microsoft Silverlight
Microsoft Visual C++ 2005 ATL Update kb973923 - x86 8.0.50727.4053
Microsoft Visual C++ 2005 Redistributable
Microsoft Visual C++ 2005 Redistributable
Microsoft Works
Mozilla Firefox 6.0.2 (x86 en-US)
MSCU for Microsoft Vista
MSVCRT
MSXML 4.0 SP2 (KB936181)
MSXML 4.0 SP2 (KB941833)
MSXML 4.0 SP2 (KB954430)
MSXML 4.0 SP2 (KB973688)
MSXML 4.0 SP3 Parser
MSXML 4.0 SP3 Parser (KB973685)
muvee autoProducer 6.1
NetWaiting
NVIDIA Drivers
OGA Notifier 2.0.0048.0
Phoenix Viewer 1.5.2.1185
Power2Go
PowerDirector
QuickTime
RICOH R5C83x/84x Flash Media Controller Driver Ver.3.51.01
SecondLife (remove only)
Security Update for 2007 Microsoft Office System (KB2288621)
Security Update for 2007 Microsoft Office System (KB2288931)
Security Update for 2007 Microsoft Office System (KB2345043)
Security Update for 2007 Microsoft Office System (KB2509488)
Security Update for 2007 Microsoft Office System (KB969559)
Security Update for 2007 Microsoft Office System (KB976321)
Security Update for Microsoft .NET Framework 3.5 SP1 (KB2416473)
Security Update for Microsoft .NET Framework 4 Client Profile (KB2518870)
Security Update for Microsoft .NET Framework 4 Client Profile (KB2539636)
Security Update for Microsoft Office 2007 System (KB2541012)
Security Update for Microsoft Office Access 2007 (KB979440)
Security Update for Microsoft Office Access 2007 (KB979440)
Security Update for Microsoft Office Excel 2007 (KB2541007)
Security Update for Microsoft Office Groove 2007 (KB2494047)
Security Update for Microsoft Office InfoPath 2007 (KB2510061)
Security Update for Microsoft Office InfoPath 2007 (KB979441)
Security Update for Microsoft Office InfoPath 2007 (KB979441)
Security Update for Microsoft Office PowerPoint 2007 (KB2535818)
Security Update for Microsoft Office PowerPoint Viewer 2007 (KB2464623)
Security Update for Microsoft Office Publisher 2007 (KB2284697)
Security Update for Microsoft Office system 2007 (972581)
Security Update for Microsoft Office system 2007 (KB974234)
Security Update for Microsoft Office Visio Viewer 2007 (KB973709)
Security Update for Microsoft Office Word 2007 (KB2344993)
Skype™ 4.2
swMSM
Synaptics Pointing Device Driver
The Weather Channel Toolbar
Update for 2007 Microsoft Office System (KB967642)
Update for Microsoft .NET Framework 3.5 SP1 (KB963707)
Update for Microsoft .NET Framework 4 Client Profile (KB2468871)
Update for Microsoft .NET Framework 4 Client Profile (KB2533523)
Update for Microsoft Office 2007 Help for Common Features (KB963673)
Update for Microsoft Office 2007 System (KB2539530)
Update for Microsoft Office Access 2007 Help (KB963663)
Update for Microsoft Office Excel 2007 Help (KB963678)
Update for Microsoft Office Infopath 2007 Help (KB963662)
Update for Microsoft Office OneNote 2007 (KB980729)
Update for Microsoft Office OneNote 2007 Help (KB963670)
Update for Microsoft Office Outlook 2007 (KB2509470)
Update for Microsoft Office Outlook 2007 Help (KB963677)
Update for Microsoft Office Powerpoint 2007 Help (KB963669)
Update for Microsoft Office Publisher 2007 Help (KB963667)
Update for Microsoft Office Script Editor Help (KB963671)
Update for Microsoft Office Word 2007 Help (KB963665)
Update for Outlook 2007 Junk Email Filter (KB2586924)
Walmart MP3 Music Downloads
WeatherBug Gadget
Windows Live Call
Windows Live Communications Platform
Windows Live Essentials
Windows Live Essentials
Windows Live Messenger
Windows Live Sign-in Assistant
Windows Live Upload Tool
Yahoo! Internet Mail
Yahoo! Messenger
Yahoo! Software Update

Hello.

Go to Start > Control Panel > Add/Remove Programs and remove the following programs.

Adobe Reader 9.4.5
Java(TM) 6 Update 26

Updating Java:

• Download the latest version of Java SE Runtime Environment (JRE) 7.
  
• Click the "Download JRE" button to the right.
  
• In the Window that opens, select your platform, check the "agree" box, and click Continue.
  
• Click on the link to download Windows Offline Installation and save to your desktop.
  
• Close any programs you may have running - especially your web browser.
  
• Then from your desktop double-click on jre-7-windows-i586.exe that you downloaded to install the newest version.
  

Then download and install Adobe Reader X

How is the machine running now?

It's improved, but still bogging down when I'm online. Should I be using Internet Explorer over Firefox? Orrrr, maybe it's just about time to shop for a new computer.

Thanks for your help.