function setBodyClass()
{
	var color_classes	= ['red'];
	//var color_classes	= ['red', 'pink', 'green', 'yellow', 'orange', 'purple'];
	var body_node		= $(document.body);
	
	if (Cookie.read('color') == null)
	{
		var random_color	= color_classes.getRandom();
		var color			= Cookie.write('color', random_color);
		
		if (body_node) body_node.set('class', Cookie.read('color'));
	}
	else
	{
		if (body_node) body_node.set('class', Cookie.read('color'));
	}
}