A link that can be added to your favourites/bookmarks which displays a popup where you can input your required refresh rate.
Do not re-run to change the refresh without cancelling the timer first by using your browser's refresh button to reload the page. If you re-run it without cancelling you will create another timer and probably slow your system down. The script refreshes both the prices and 'my bets'
"Your software has turned me from a loser into a winner."