Get your MathML right here!
Select a target for MathML output: Internet Explorer 5.5+ w/ MathPlayer Mozilla 0.9.9+ (Netscape 7.0+) Click the [S] button in the MathIWYG editor to submit the generated MathML for processing.
See http://www.w3.org/Math/XSL/ for a list of supported configurations for rendering MathML on the web.