What is the best way...

...to get LaTeX working on a blog? Blogger doesn't seem to help much. I'll try http://www.sitmo.com/latex/ for now.

Euler's formula:


Cauchy Integral formula:


Lagrangian of quantum electrodynamics:


Not the most elegant option, but I suppose it works. The white against black is horrendous. Hrm... need to try something different.