Local+Session sorage wrapper

storage.js

;(function(ls, ss){

	var fallback = {setItem:function(){}, getItem:function(){ return null;}, removeItem:function(){}},
		ls   = ls || fallback},
		ss   = ss || fallback,
		JSON = JSON || {stringify:function(){},parse:function(){}};


	window.Store = {
		"set": function(key, value) {
			ls.setItem(key, JSON.stringify(value));
		},

		"get": function(key, def) {
			var val = ls.getItem(key);

			return val ? JSON.parse(val):def;
		},

		"remove": function() {
			ls.removeItem(key);	
		},

		"persist": function(key, value) {
			ss.setItem(key, JSON.stringify(value));
		},

		"remember": function(key, def) {
			var val = ss.getItem(key);

			return val ? JSON.parse(val):def;
		},

		"forget": function(key) {
			ss.removeItem(key);	
		}

	};

})(window["localStorage"], window["sessionStorage"]);