var FontSizer = {
	orgSize : '12',
	set : function (size) {
		FontSizer.change(size);
		if (FontSizer.orgSize != size) {
			Kook.create('fsz',size,7);
		}
		else {
			Kook.erase('fsz');
		}
	},
	change : function (size) {
		$$('body').setStyle('font-size',size+'px');//[0].className = (this.orgSize==size)?(''):('resized');
		$$('a#size-1')[0].className = (size==12)?('selected'):('');
		$$('a#size-2')[0].className = (size==14)?('selected'):('');
		$$('a#size-3')[0].className = (size==16)?('selected'):('');
		
		if (Cufon) {
			Cufon.refresh();
		}
		
		return false;
	},
	init : function () {
		var fsz = Kook.read('fsz');
		if (fsz) {
			FontSizer.change(fsz);
		}		
	}
}
var Kook = {
	create : function (name, value, days) {
		var expires = "";
		if (days) {
			var d = new Date();
			d.setTime(d.getTime() + (days * 24 * 60 * 60 * 1000));
			expires = "; expires=" + d.toGMTString();
		}
		document.cookie = name + "=" + value + expires + "; path=/";
	},
	read: function (name) {
		var nameEQ = name + "=", ca = document.cookie.split(';');
		for (var i = 0, c; i < ca.length; i++) {
			c = ca[i];
			while (c.charAt(0) === ' ') {
				c = c.substring(1, c.length);
			}
			if (c.indexOf(nameEQ) === 0) {
				return c.substring(nameEQ.length, c.length);
			}
		}
		return null;
	},
	erase : function (name) {
		Kook.create(name, "", -1);
	}
};
window.addEvent('domready', function() {
	FontSizer.init();
});