gistfile1.js

var Person = function(hobbies) { this.hobbies = hobbies || []; }
Person.prototype.worthy = function() {
  for (var i = 0; i < this.hobbies.length; i++)
    if (this.hobbies[i] === 'programming') return true;
};
Person.prototype.visit = function() {
	this.worthy() && alert('Open Doors @ [e-spres-oh]'); 
};
(new Person(['coffee', 'music', 'programming'])).visit();