Numerous toolbars (including those from dial-up ISPs especially) include
such accelerators.

Does this behavior persist if you start IE7 in No Add-ons mode? To start
IE7 in No Add-ons mode:

1. Right-click on the blue IE desktop icon and select Start without Add-ons;

2. Start > (All) Programs > Accessories > System Tools > Internet Explorer
(No add-ons).

More:

Troubleshooting and Internet Explorer’s (No Add-ons) Mode:
http://blogs.msdn.com/ie/archive/2006/07/25/678113.aspx

Does the problem persist if you Reset IE7 Settings (RIES)?
http://support.microsoft.com/kb/923737 <=read this before using!
--
~Robear Dyer (PA Bear)
MS MVP-Windows (IE, OE, Security, Shell/User)
AumHa VSOP & Admin; DTS-L.org


koala824 at Comcast wrote:
> I am not familiar with 'internet accelerator' software. Can you provide
> any
> examples that might jog my memory, as I do not recall installing anything
> like this. Thanks. Ted
>
>
> "PA Bear" <PABearMVP******.com> wrote in message
> news:OEEHwiBmHHA.2060@TK2MSFTNGP05.phx.gbl...
>> That's kewl.
>>
>> Is an "internet accelerator" software installed? That sounds like the
>> culprit to me.
>> --
>> ~PA Bear
>>
>> koala824 at Comcast wrote:
>>> Thanks for your reply. "Every time I visit the webpage" is selected. Ted
>>>
>>>
>>> "PA Bear" <PABearMVP******.com> wrote in message
>>> news:eEYYLPAmHHA.4568@TK2MSFTNGP02.phx.gbl...
>>>> IE Tools > Internet Options > General > Browsing history > Settings >
>>>> Check for newer versions of stored pages: What's selected here?
>>>> --
>>>> ~Robear Dyer (PA Bear)
>>>> MS MVP-Windows (IE, OE, Security, Shell/User)
>>>> AumHa VSOP & Admin; DTS-L.org
>>>>
>>>> koala824 at Comcast wrote:
>>>>> In IE7, I have noticed that the Back Button will sometimes retrieve
>>>>> old
>>>>> (not
>>>>> current) version of the previous page. Example: start with current
>>>>> version
>>>>> of CNN home page; click to look at one of the stories; back button
>>>>> brings
>>>>> up
>>>>> CNN home page from several hours ago. It seems like IE7 is not set to
>>>>> always
>>>>> get fresh content. Any solutions? Thanks. Ted