Hello
The value, in this case, must be a percentage (between 0 and 100)
Hope it helps. If it doesn't, post the page url, there may be a javascript conflict.
- Need help? Post the URL of the related page (eventualy as confidential info), it will help solve your issue faster.
- An error, notice or warning? report the exact message including the line number
- If you get a white page , enable error reporting and / or check your server error logs.