Here are instructions on how to clear your cache in the following browsers:
Open Firefox and go to Tools > Clear Private Data. Choose which items you wish to clear and click Clear Private Data Now.
* Internet Explorer 6:
Open Internet Explorer 6 and go to Tools > Internet Options > General.
Click Delete Files. Check the box next to Delete all offline content In the window that opens and click OK.
* Internet Explorer 7:
Open Internet Explorer 7 and go to Tools > Internet Options > General. Under Browsing history click Delete. Choose which items you wish to delete and click the Delete button next to each item to delete it.
Open Safari and go to Safari > Empty Cache. Click Empty in the window that opens to clear the cache.
Open Opera and go to Tools > Delete private data. Choose which items you wish to delete and click Delete.
Additionally, in order to speed-up the process, you can try clearing your local DNS cache.