Using IE9, I've tried installing Google Chrome on Windows 7 from this url http://www.google.com/chrome/eula.html?hl=en-GB&platform=win

But get the following error (apologies for uncouthly dumping this nonsense...)

Any ideas dearly appreciated!

PLATFORM VERSION INFO
    Windows             : 6.1.7601.65536 (Win32NT)
    Common Language Runtime     : 4.0.30319.235
    System.Deployment.dll       : 4.0.30319.1 (RTMRel.030319-0100)
    clr.dll             : 4.0.30319.235 (RTMGDR.030319-2300)
    dfdll.dll           : 4.0.30319.1 (RTMRel.030319-0100)
    dfshim.dll          : 4.0.31106.0 (Main.031106-0000)

SOURCES
    Deployment url          : _http://dl.google.com/update2/1.3.21.57/GoogleInstaller_en-GB.application?appguid%3D%7B8A69D345-D564-463C-AFF1-A69D9E530F96%7D%26iid%3D%7B26C55C3A-B26A-0484-FEDD-78443D269DA1%7D%26lang%3Den-GB%26browser%3D2%26usagestats%3D0%26appname%3DGoogle%2520Chrome%26needsadmin%3Dfalse%26installdataindex%3Ddefaultbrowser

ERROR SUMMARY
    Below is a summary of the errors, details of these errors are listed later in the log.
    * Activation of _http://dl.google.com/update2/1.3.21.57/GoogleInstaller_en-GB.application?appguid%3D%7B8A69D345-D564-463C-AFF1-A69D9E530F96%7D%26iid%3D%7B26C55C3A-B26A-0484-FEDD-78443D269DA1%7D%26lang%3Den-GB%26browser%3D2%26usagestats%3D0%26appname%3DGoogle%2520Chrome%26needsadmin%3Dfalse%26installdataindex%3Ddefaultbrowser resulted in exception. Following failure messages were detected:
        + The system cannot find the file specified. (Exception from HRESULT: 0x80070002)

COMPONENT STORE TRANSACTION FAILURE SUMMARY
    No transaction error was detected.

WARNINGS
    There were no warnings during this operation.

OPERATION PROGRESS STATUS
    * [25/06/2011 11:41:04] : Activation of _http://dl.google.com/update2/1.3.21.57/GoogleInstaller_en-GB.application?appguid%3D%7B8A69D345-D564-463C-AFF1-A69D9E530F96%7D%26iid%3D%7B26C55C3A-B26A-0484-FEDD-78443D269DA1%7D%26lang%3Den-GB%26browser%3D2%26usagestats%3D0%26appname%3DGoogle%2520Chrome%26needsadmin%3Dfalse%26installdataindex%3Ddefaultbrowser has started.

ERROR DETAILS
    Following errors were detected during this operation.
    * [25/06/2011 11:41:04] System.IO.FileNotFoundException
        - The system cannot find the file specified. (Exception from HRESULT: 0x80070002)
        - Source: System.Deployment
        - Stack trace:
            at System.Deployment.Internal.Isolation.IsolationInterop.GetUserStore(UInt32 Flags, IntPtr hToken, Guid& riid)
            at System.Deployment.Application.ComponentStore..ctor(ComponentStoreType storeType, SubscriptionStore subStore)
            at System.Deployment.Application.SubscriptionStore..ctor(String deployPath, String tempPath, ComponentStoreType storeType)
            at System.Deployment.Application.SubscriptionStore.get_CurrentUser()
            at System.Deployment.Application.ApplicationActivator.PerformDeploymentActivation(Uri activationUri, Boolean isShortcut, String textualSubId, String deploymentProviderUrlFromExtension, BrowserSettings browserSettings, String& errorPageUrl)
            at System.Deployment.Application.ApplicationActivator.ActivateDeploymentWorker(Object state)

COMPONENT STORE TRANSACTION DETAILS
    No transaction information is available.