My Prototype in C#

beautyispower

//MyPrototype
using System;
using System.Collections;
//abstract PageStylePrototype Class ´Prototype
abstract class PageStylePrototype
{
//Fields
protected string stylestring;
//Properties
public string StyleString
{
   get{return stylestring;}
   set{stylestring=value;}
}
//Methods
abstract public PageStylePrototype Clone();
};
//---PageStyle Class---
class PageStyle:PageStylePrototype
{
//Constructor
public PageStyle(String stylestr)
{
  StyleString=stylestr;
}
override public PageStylePrototype Clone()
{
  return (PageStylePrototype)this.MemberwiseClone();
}

public void DisplayStyle()
{
Console.WriteLine(StyleString);
}

};
//--------------------------------------------End of Style Class
//StyleManager Class
class StyleManager
{
//Fields
protected Hashtable styleht=new Hashtable();
protected PageStylePrototype styleref;

//Constructors
    public StyleManager()
{
        styleref=new PageStyle("thefirststyle");
  styleht.Add("style1",styleref);

  styleref=new PageStyle("thesecondstyle");
  styleht.Add("style2",styleref);

  styleref=new PageStyle("thethirdstyle");
  styleht.Add("style3",styleref);
}

//Indexers
public PageStylePrototype this[string key]
{
  get{ return (PageStylePrototype)styleht[key];}
  set{ styleht.Add(key,value);}
}
};
//--------------------------------------------End of StyleManager Class
//TestApp
class TestApp
{
public static void Main(string[] args)
{
  StyleManager stylemanager =new StyleManager();

  PageStyle stylea =(PageStyle)stylemanager["style1"].Clone();
  PageStyle styleb =(PageStyle)stylemanager["style2"].Clone();
  PageStyle stylec =(PageStyle)stylemanager["style3"].Clone();

stylemanager["style4"]=new PageStyle("theforthstyle");

  PageStyle styled =(PageStyle)stylemanager["style4"].Clone();

  stylea.DisplayStyle();
  styleb.DisplayStyle();
  stylec.DisplayStyle();
  styled.DisplayStyle();

while(true){}
}
};