(
SynthDef("reverb", {arg freq=440, release=0.1;
	var in, s1,out, mod1, depth, mfreq;
	s1 =  SoundIn.ar(0,mul:2);
	out=FreeVerb.ar(s1,mix:1,room:MouseX.kr(0,1),damp:MouseY.kr(0,1));
	Out.ar(0,out);
	Out.ar(1,out);
}).load(s);
)
a = Synth("reverb");
a.free