I'm trying to purchase Jomsocial plugin for $149 and am getting the following error

'<' is an unexpected token. The expected token is ';'. Line 14, position 21.

Hi L & T,

Thanks for reporting this issue. Could you please logout close your browser and try again, if the error occurs can you please reply and let me know the browser / OS you are using. We were unable to replicate the issue ourselves but it is reported to our internal support team to look into.

Please let me know how you get on