This is fantastic! I tried it in Thunderbird and it works great. Just keep in mind that math formulas are sent to be rendered via Google Charts - so don't use

This is fantastic! I tried it in Thunderbird and it works great. Just keep in mind that math formulas are sent to be rendered via Google Charts - so don't use this to generate your super-secret cold fusion equations... (as if sending them by mail would be a great idea to begin with).