Please change the following settings in Internet Explorer First then upload the firmware version 1.10 again. Ensure your file uses the .bin extension.:
Click on Start -> Settings -> Control Panel -> Internet Options. In Internet Options, click on the General tab and delete all the internet cookies and caches.
Also open Internet Explorer and select Tools --> Internet Options. Click on the General tab and click on Settings. Select 'Every Visit To The Page'.
*Do the above from Windows based PCs. Use IE6 or Firefox Preferably.
If you only have a MAC, then delete the default internet caches then try from an alternate internet browser.