Javascript closures providing private methods and variables.

public private javascript

var object = function() {
	
        var _privateVariable = 0;

	function _privateFunction() {
		alert('i am in a closure');
	}
	function _privateFunctionTwo() {
		alert('nothing outside the object created by this function can reach me.');
                _privateFunction();
	}
	
	return {
		publicFunction : function() {
			alert('everything can reach me, and i can call private functions in this closure...');
                        _privateFunctionTwo();
                        _privateVariable++;
		},
		publicProperty : 'i am public property'
	};
}();

public & private javascript

var object = function() {
	
	function privateFunction() {
		alert('i am in a closure');
	}
	function privateFunctionTwo() {
		alert('nothing outside the object created by this function can reach me.');
	}
	
	return {
		publicFunction : function() {
			alert('everything can reach me');
		},
		publicProperty : 'i am public property'
	};
}();