Its not that hard if you insist.
Change
PHP Code:
projectedPos[2] = clientEyePos[2] + (force * (Sine(DegToRad(clientEyeAng[0]))));
to
PHP Code:
projectedPos[2] = clientEyePos[2] + (force * (Sine(DegToRad(45.0))));
or something like that, 45 angles upward seems about right.