function initRollovers() {
	if (!document.getElementById) return

	var aPreLoad = new Array();
	var sTempSrc;
	var aImages = document.getElementsByTagName('img');

	for (var i = 0; i < aImages.length; i++) {		
		if (aImages[i].className == 'imgover') {
			var src = aImages[i].getAttribute('src');
			var ftype = src.substring(src.lastIndexOf('.'), src.length);
			var hsrc = src.replace(ftype, '_on'+ftype);

			aImages[i].setAttribute('hsrc', hsrc);
			
			aPreLoad[i] = new Image();
			aPreLoad[i].src = hsrc;
			
			aImages[i].onmouseover = function() {
				sTempSrc = this.getAttribute('src');
				this.setAttribute('src', this.getAttribute('hsrc'));
			}	
			
			aImages[i].onmouseout = function() {
				if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_on'+ftype, ftype);
				this.setAttribute('src', sTempSrc);
			}
		}
	}
}
window.onload = initRollovers;


/*ご利用ガイド用ロールオーバー*/
function guideMenuOvers() {
	if($("guideTop"))				{ var item = $('menuTop'); }
	if($("guideMethod"))			{ var item = $('menuMethod'); }
	if($("guideChart"))			{ var item = $('menuChart'); }
	if($("guidePayment"))		{ var item = $('menuPayment'); }
	if($("guideCarriage"))		{ var item = $('menuCarriage'); }
	if($("guideReturned"))		{ var item = $('menuReturned'); }
	if($("guideLaw"))				{ var item = $('menuLaw'); }
	if($("guideAgree"))			{ var item = $('menuAgree'); }
	if($("guidePolicy"))			{ var item = $('menuPolicy'); }
	if($("guideNotice"))			{ var item = $('menuNotice'); }
	Element.addClassName(item, "menuOn");
}

/*Myページ用ロールオーバー*/
function memberMenuOvers() {
	if($("memberTop"))			{ var item = $('menuTop'); }
	if($("memberFavorite"))		{ var item = $('menuFavorite'); }
	if($("memberHistory"))		{ var item = $('menuHistory'); }
	if($("memberBook"))			{ var item = $('menuBook'); }
	if($("memberPassword"))		{ var item = $('menuPassword'); }
	if($("memberChange"))		{ var item = $('menuChange'); }
	if($("memberRemove"))		{ var item = $('menuRemove'); }
}

var url_str = location.href;
var categorys = url_str.split("/");
if(categorys[3] == "guide"){ window.onload = guideMenuOvers; }
if(categorys[3] == "member"){ window.onload = memberMenuOvers; }