diff --git a/java/examples/Demos/Performance/Esfera/Esfera.pde b/java/examples/Demos/Performance/Esfera/Esfera.pde
old mode 100755
new mode 100644
index e6f12c130..1b84f291d
--- a/java/examples/Demos/Performance/Esfera/Esfera.pde
+++ b/java/examples/Demos/Performance/Esfera/Esfera.pde
@@ -6,63 +6,63 @@
  */
 
 int cuantos = 16000;
-pelo[] lista ;
-float[] z = new float[cuantos]; 
-float[] phi = new float[cuantos]; 
-float[] largos = new float[cuantos]; 
+Pelo[] lista ;
 float radio = 200;
 float rx = 0;
 float ry =0;
 
 void setup() {
   size(1024, 768, P3D);
-  noSmooth();
-  frameRate(120);  
+
   radio = height/3.5;
-  
-  lista = new pelo[cuantos];
-  for (int i=0; i<cuantos; i++){
-    lista[i] = new pelo();
+
+  lista = new Pelo[cuantos];
+  for (int i = 0; i < lista.length; i++) {
+    lista[i] = new Pelo();
   }
   noiseDetail(3);
-
 }
 
 void draw() {
   background(0);
-  translate(width/2,height/2);
+  
+  float rxp = (mouseX-(width/2)) * 0.005;
+  float ryp = (mouseY-(height/2)) * 0.005;
+  rx = rx*0.9 + rxp*0.1;
+  ry = ry*0.9 + ryp*0.1;
 
-  float rxp = ((mouseX-(width/2))*0.005);
-  float ryp = ((mouseY-(height/2))*0.005);
-  rx = (rx*0.9)+(rxp*0.1);
-  ry = (ry*0.9)+(ryp*0.1);
+  translate(width/2, height/2);
   rotateY(rx);
   rotateX(ry);
   fill(0);
   noStroke();
   sphere(radio);
 
-  for (int i=0;i<cuantos;i++){
+  for (int i = 0; i < lista.length; i++) {
     lista[i].dibujar();
-
   }
-  if (frameCount % 10 == 0) {
-    println(frameRate);
-  }  
+
 }
 
 
-class pelo
+class Pelo
 {
-  float z = random(-radio,radio);
+  float z = random(-radio, radio);
   float phi = random(TWO_PI);
-  float largo = random(1.15,1.2);
+  float largo = random(1.15, 1.2);
   float theta = asin(z/radio);
 
-    void dibujar(){
+  Pelo() { // what's wrong with a constructor here
+    z = random(-radio, radio);
+    phi = random(TWO_PI);
+    largo = random(1.15, 1.2);
+    theta = asin(z/radio);
+  }
 
-    float off = (noise(millis() * 0.0005,sin(phi))-0.5) * 0.3;
-    float offb = (noise(millis() * 0.0007,sin(z) * 0.01)-0.5) * 0.3;
+  void dibujar() {
+
+    float off = (noise(millis() * 0.0005, sin(phi))-0.5) * 0.3;
+    float offb = (noise(millis() * 0.0007, sin(z) * 0.01)-0.5) * 0.3;
 
     float thetaff = theta+off;
     float phff = phi+offb;
@@ -77,13 +77,14 @@ class pelo
     float xb = xo * largo;
     float yb = yo * largo;
     float zb = zo * largo;
-    
+
     strokeWeight(1);
     beginShape(LINES);
     stroke(0);
-    vertex(x,y,z);
-    stroke(200,150);
-    vertex(xb,yb,zb);
+    vertex(x, y, z);
+    stroke(200, 150);
+    vertex(xb, yb, zb);
     endShape();
   }
 }
+