window.addEvent("domready",function(){
	
	Fx.Height = Fx.Style.extend({initialize: function(el, options){this.parent(el, 'height', options);this.element.setStyle('overflow', 'hidden');},toggle: function(){return (this.element.offsetHeight > 0) ? this.custom(this.element.offsetHeight, 0) : this.custom(0, this.element.scrollHeight);},show: function(){return this.set(this.element.scrollHeight);}});
	
	if($('stylearea')){
		$A($$('.style_switcher')).each(function(element,index){
			element.addEvent('click',function(event){
				var event = new Event(event);
				event.preventDefault();
				changeStyle(index+1);
			});
		});
		new SmoothScroll();
	}
});

function changeStyle(style){
	var file = template_path+'/css/style'+style+'.css';
	new Asset.css(file);
	
	new Cookie.set('gk13_style',style,{duration: 200,path: "/"});
	actual_style = style;
}