ecmascript:


function initialize ()
{
	whichchoice =0;
	CounterWeight=100;
}

function set_boolean ( boolean_input, eventTime)
{

	if ( boolean_input== false ) { return; } // ignore the unclick
        whichchoice = whichchoice +1;
	if (whichchoice == 0)CounterWeight=50.00;
	if (whichchoice == 1)CounterWeight=500.00;
	if (whichchoice == 2)CounterWeight=1000.00;
	if (whichchoice == 3)CounterWeight=10000.00;
        if ( whichchoice ==4 ) { whichchoice = 0; CounterWeight=50; }


        Browser.println ('CounterWeight ='+CounterWeight);
}

        

          
ecmascript:

function set_boolean (boolean_input, eventTime)
{
	if ( boolean_input== false ) { return; } // ignore unclick
        whichchoice = whichchoice +1;
        if (whichchoice == 0)ProjectileWeight=10.00;
        if (whichchoice == 1)ProjectileWeight=1000.00;
	if (whichchoice == 2)ProjectileWeight=5;

	if ( whichchoice ==3 ) { whichchoice = 0; ProjectileWeight=10.00; }
	Browser.println ('Projectile Weight'+ProjectileWeight);
}

        

          
ecmascript:

function set_boolean (boolean_input, eventTime)
{
	if ( boolean_input== false ) { return; } // ignore unclick

        whichchoice = whichchoice +1;

        if ( whichchoice ==2 )  whichchoice = 0;


}

        

          
ecmascript:

function initialize ()
{
	MassCounterWeight=100;
	MassProjectileWeight=10;
	Browser.println ('MassCounterWeight =' + MassCounterWeight);
	Browser.println ('MassProjectileWeight =' + MassProjectileWeight);
}

function set_MassProjectileWeight (value, timestamp)
{
	MassProjectileWeight = value;
	Browser.println ('new MassProjectileWeight =' + MassProjectileWeight);
}
function set_MassCounterWeight (value2, timestamp)
{
	MassCounterWeight = value2;
	Browser.println ('new MassCounterWeight =' + MassCounterWeight);
}


function set_fraction ( fraction, eventTime )
{
	var TrebuchetHeight=45;
	var Height =25;
      	x = (2*(MassCounterWeight/MassProjectileWeight)*Height*fraction)-.5*TrebuchetHeight;
	// start at TrebuchetHeight and keep along z axis (z=zero)
	y =  (MassCounterWeight/MassProjectileWeight)*Height*Math.sin(fraction*3.14);
        z = 0;
        transparent = new SFVec3f (1,1,1);
     if (y <1.5*TrebuchetHeight  )if (x<TrebuchetHeight)
		{
		x=x-10;
		y=y+1;
		transparent = new SFVec3f(.01, .01, .01);
			}

	value_changed = new SFVec3f (x, y, z);
	Browser.println ('x=' + value_changed[0] + ' y=' + value_changed[1] + ' z=' + value_changed[2]);
}