My Builder in C #

Mybuilder
Using System;
Using System.Collections;

product///////////////////////
Class Homepage
{
Fields
private string PageType;
private string SampleCode;
Private Hashtable parts=new Hashtable ();
Construcrors
Public homepage (String pagetype)
{
This.pagetype=pagetype;
Samplecode= "}
Indexers
public object This [string key]
{
Get{return Parts[key];}
Set{parts[key]=value;}
}

Methods
public void Printhtmlcode ()
{
Samplecode=samplecode. Replace ("parttable", parts["table"). ToString ());
Samplecode=samplecode. Replace ("Partspan", parts["span"). ToString ());
Console.WriteLine (SampleCode);
}

};

product///////////////////////
director////////////////////////
Class Pagedirector
{
public void construct (Pagebuilder pagebuilder)
{
Pagebuilder. Buildframe ();
Pagebuilder. Buildtable ();
Pagebuilder. Buildspan ();
}

};
director////////////////////////
builder///////////////////////
Abstract class Pagebuilder
{
Fields
Protected Homepage Homepage;
Properties
Public Homepage Homepage
{
Get{return homepage;}
}
Methods
Abstract public void buildframe ();
Abstract public void buildtable ();
Abstract public void Buildspan ();
}

Class Coolbuilder:pagebuilder
{
Override public void Buildframe ()
{
Homepage=new homepage ("Coolpage");
}
Override public void Buildtable ()
{
homepage["table"]= "<table color=cool><tr><td><td></tr></table>";
}
Override public void Buildspan ()
{
homepage["span"]= "<span color=cool></span>";
}
};

Class Wormbuilder:pagebuilder
{
Override public void Buildframe ()
{
Homepage=new homepage ("Wormpage");
}
Override public void Buildtable ()
{
homepage["table"]= "<table color=worm><tr><td><td></tr></table>";
}
Override public void Buildspan ()
{
homepage["span"]= "<span color=worm></span>";
}
};

Class Clearbuilder:pagebuilder
{
Override public void Buildframe ()
{
Homepage=new homepage ("Clearpage");
}
Override public void Buildtable ()
{
homepage["table"]= "<table color=clear><tr><td><td></tr></table>";
}
Override public void Buildspan ()
{
homepage["span"]= "<span color=clear></span>";
}
};


builder///////////////////////

Mybuilder Test
Class TESTAPP
{
public static void Main (string[] args)
{
Pagebuilder b1=new Coolbuilder ();
Pagebuilder b2=new Wormbuilder ();
Pagebuilder b3=new Clearbuilder ();

Pagedirector pagedirector=new pagedirector ();

Pagedirector. Construct (B1);
Pagedirector. Construct (B2);
Pagedirector. Construct (B3);

B1. Homepage.printhtmlcode ();
B2. Homepage.printhtmlcode ();
B3. Homepage.printhtmlcode ();

while (true) {}

}
};