:: Controle time - with a slider 0-100 %
:: made by ngambles form videocopilote forum
sld = (effect("Slider Control")("Slider"));
num = thisProperty.numKeys;
t0 = key(1).time;
tn = key(num).time;
t = linear(sld,0,100,t0,tn);
thisProperty.valueAtTime(t)