<html><head><title>Isendid</title>
  <script>
    function tutvustaRaadius(){
      alert("Raadius on "+this.raadius);
    }
    function Pall1(){
      this.muster="Triibuline";
      this.raadius=32;
      this.teataRaadius=tutvustaRaadius;
    }
     
    Pall2.prototype=new Pall1();
    function Pall2(){
      this.taust="Roheline";
    }
    
  </script>
</head>
 <body>
   <script>
     p2=new Pall2();
     p2.teataRaadius();
   </script>
 </body>
</html>