Local Storage

 http://dev.w3.org/html5/webstorage/ 
 http://en.wikipedia.org/wiki/Web_Storage 

================================================================================================================================ 

================================================================================================================================ 

localStorage.setItem("name", "Hello World!"); //saves to the database, key/value

document.write(localStorage.getItem("name")); //Hello World!

localStorage.removeItem("name"); //deletes the matching item from the database

================================================================================================================================ 

if (typeof(localStorage) == 'undefined' ) {

alert('Your browser does not support HTML5 localStorage. Try upgrading.');

} else {

try {

localStorage.setItem("name", "Hello World!"); //saves to the database, "key", "value"

} catch (e) {

if (e == QUOTA_EXCEEDED_ERR) {

alert('Quota exceeded!'); //data wasn't successfully saved due to quota exceed so throw an error

}

}

 

document.write(localStorage.getItem("name")); //Hello World!

localStorage.removeItem("name"); //deletes the matching item from the database

}

==================================================================================================================

var car = {};
car.wheels = 4;
car.doors = 2;
car.sound = 'vroom';
car.name = 'Lightning McQueen';
console.log( car );
localStorage.setItem( 'car', JSON.stringify(car) ); 

console.log( JSON.parse( localStorage.getItem( 'car' ) ) );