function Person(n,race){ 
	this.constructor.population++;

	// ************************************************************************ 
	// PRIVATE VARIABLES AND FUNCTIONS 
	// ONLY PRIVELEGED METHODS MAY VIEW/EDIT/INVOKE 
	// *********************************************************************** 
	var alive=true, age=1;
	var maxAge=70+Math.round(Math.random()*15)+Math.round(Math.random()*15);
	function makeOlder(){ return alive = (++age <= maxAge) } 

	var myName=n?n:"John Doe";
	var weight=1;
 
	// ************************************************************************ 
	// PRIVILEGED METHODS 
	// MAY BE INVOKED PUBLICLY AND MAY ACCESS PRIVATE ITEMS 
	// MAY NOT BE CHANGED; MAY BE REPLACED WITH PUBLIC FLAVORS 
	// ************************************************************************ 
	this.toString=this.getName=function(){ return myName } 

	this.eat=function(){ 
		if (makeOlder()){ 
			this.dirtFactor++;
			return weight*=3;
		} else formatter.println(myName+" can't eat, he's dead!");
	} 
	this.exercise=function(){ 
		if (makeOlder()){ 
			this.dirtFactor++;
			return weight/=2;
		} else formatter.println(myName+" can't exercise, he's dead!");
	} 
	this.weigh=function(){ return weight } 
	this.getRace=function(){ return race } 
	this.getAge=function(){ return age } 
	this.muchTimePasses=function(){ age+=50; this.dirtFactor=10; } 


	// ************************************************************************ 
	// PUBLIC PROPERTIES -- ANYONE MAY READ/WRITE 
	// ************************************************************************ 
	this.clothing="nothing/naked";
	this.dirtFactor=0;
} 


// ************************************************************************ 
// PUBLIC METHODS -- ANYONE MAY READ/WRITE 
// ************************************************************************ 
Person.prototype.beCool = function(){ this.clothing="khakis and black shirt" } 
Person.prototype.shower = function(){ this.dirtFactor=2 } 
Person.prototype.showLegs = function(){ formatter.println(this+" has "+this.legs+" legs") } 
Person.prototype.amputate = function(){ this.legs-- } 


// ************************************************************************ 
// PROTOTYOPE PROERTIES -- ANYONE MAY READ/WRITE (but may be overridden) 
// ************************************************************************ 
Person.prototype.legs=2;


// ************************************************************************ 
// STATIC PROPERTIES -- ANYONE MAY READ/WRITE 
// ************************************************************************ 
Person.population = 0;



// Here is the code that uses the Person class 
function RunGavinsLife(){ 
        formatter.println("Start")
	var gk=new Person("Gavin","caucasian");       //New instance of the Person object created. 
	var lk=new Person("Lisa","caucasian");        //New instance of the Person object created. 
	formatter.println("There are now "+Person.population+" people");

	gk.showLegs(); lk.showLegs();                 //Both share the common 'Person.prototype.legs' variable when looking at 'this.legs' 

	gk.race = "hispanic";                         //Sets a public variable, but does not overwrite private 'race' variable. 
	formatter.println(gk+"'s real race is "+gk.getRace());    //Returns 'caucasian' from private 'race' variable set at create time. 
	gk.eat(); gk.eat(); gk.eat();                 //weight is 3...then 9...then 27 
	formatter.println(gk+" weighs "+gk.weigh()+" pounds and has a dirt factor of "+gk.dirtFactor);

	gk.exercise();                                //weight is now 13.5 
	gk.beCool();                                  //clothing has been update to current fashionable levels 
	gk.clothing="Pimp Outfit";                    //clothing is a public variable that can be updated to any funky value 
	gk.shower();
	formatter.println("Existing shower technology has gotten "+gk+" to a dirt factor of "+gk.dirtFactor);

	gk.muchTimePasses();                          //50 Years Pass 
	Person.prototype.shower=function(){           //Shower technology improves for everyone 
		this.dirtFactor=0;
	} 
	gk.beCool=function(){                         //Gavin alone gets new fashion ideas 
		this.clothing="tinfoil";
	};

	gk.beCool(); gk.shower();
	formatter.println("Fashionable "+gk+" at " 
		+gk.getAge()+" years old is now wearing " 
		+gk.clothing+" with dirt factor " 
		+gk.dirtFactor);

	gk.amputate();                                //Uses the prototype property and makes a public property 
	gk.showLegs(); lk.showLegs();                 //Lisa still has the prototype property 

	gk.muchTimePasses();                          //50 Years Pass...Gavin is now over 100 years old. 
	gk.eat();                                     //Complains about extreme age, death, and inability to eat. 
}

RunGavinsLife();
