// JavaScript Document

$(function(){
	
	//toggle
	
	var toggle = {
		btn : '.toggleBtn',
		hide : '.toggleHide',
		area : '.toggleArea'
	};

	$(toggle.hide).hide();

	$(toggle.btn).click(function(){
		$(this).parents(toggle.area).children(toggle.hide).toggle("fast");
		return false;
	});

	//btnrollOver
	
	$('a img.btn').each(function(){
		this.originalSrc = this.src;
		this.rolloverSrc = this.originalSrc.replace(/(\.gif|\.jpg|\.png)/, "_on$1");
		preloadImage(this.rolloverSrc);
	}).hover(function(){
		this.src = this.rolloverSrc;
	},function(){
		this.src = this.originalSrc;
	});
	
	
});

	//プリロード
	preloadedImages = [];
	function preloadImage(url){
		var p = preloadedImages;
		var l = p.length;
		p[l] = new Image();
		p[l].src = url;
	}