great applet! i am trying to re-customize it to allow for 2 mass variables, 2 distances.<br /><br />i define<br />d(omega)/dt = -(m1*g*(xl-x) +m2*g*(xr-x))/(inertia1+inertia2)<br /><br />but it didn't evolution as i thought it would in real life.<br /><br />i will work on it again.<br /><br />btw, the time is off by one hour, it is 6.39 pm instead of the time shown 5.39pm. for ur info ;D