, we need a closer look at what's happening. I can do that for you if you follow these steps: (while viewing this post you may choose from up top to click File-->save page as "web page HTML only" to "My Documents" so you have a copy of the instructions when you're offline again)
-->My Computer-->C:\ local disk-->File-->Folder-->New-->name it HJT.
That being done, then Download HijackThis 1.98.2 from here
Next, click or double click the .zip folder.Extract
all files-->ExtractionWizard opens-->next-->browse-->My Computer-->(C:)-->HJT-->OK-->next-->finish.Open
the icon file (183KB Application)
-->Save Log-->name it hijackthis 1-->save as: all files-->in: My Documents. Notepad should be visible now.
-->select all-->right-click Copy.
Go to-->this thread at bleepingcomputer
and "Add Reply". (it's possible you may need to logon)
Right click Paste
in the message box.
Title it, with description if you like, add any comments, then "post new reply".
Someone will reply to you after reading this post. DO NOT
fix any entries unless you understand what you are doing. Most of what it lists will be harmless or even essential, don't fix anything yet.
To see a tutorial with screenshots on using HijackThis you can click on the link below:How to use HijackThis to remove Browser Hijackers, Malware, & Spyware