var MyClass = function() {};//親クラス宣言？
MyClass.prototype = {
  printTest : function() {//メソッド？
    print("test");
  }
};
 
var MySonClass = function() {};//子クラス宣言？
MySonClass.prototype = new MyClass();//継承？
MySonClass.prototype.name='MySon';//メンバ変数?
MySonClass.prototype.printName=function() {//メソッド？
 	print(this.name);
}
var myInstance = new MySonClass();
myInstance.printTest();
myInstance.printName();

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