$(document).ready(function(){
	$("#icon_explanation_tooltip").hover(
		function(){
		$("#tooltip").fadeIn("normal");
		},function(){
		$("#tooltip").fadeOut("normal");
		}
	);
	
});


function nextImage(taikennum){
	if(photonum<maxphotonum-1){
		photonum++;
		changeImage(photonum,taikennum);
		//document.photo.src="http://www.hadakanomae.com/tai/"+taikennum+"/"+photonum+".jpg";
	}else{
		window.open(official_url,"_blank");
	}
}

 function prevImage(taikennum){
 
	if(photonum!=0){
			photonum--;
			changeImage(photonum,taikennum);
	}
	
}

function changeImage(num,taikennum){
	document.photo.src="http://www.hadakanomae.com/tai/"+taikennum+"/"+num+".jpg";
}

function bigphoto(taikennum){
	window.open("http://www.hadakanomae.com/tai/"+taikennum+"/big/"+photonum+".jpg","_blank");
}

//クロスフェード用//
window.onload = function() {
var cf = new Crossfader( new Array('cf1','cf2','cf3'), 1500, 3000 );
}

//ロールオーバー用//
function setRollOver() {
	var loadedImg = new Array();
	if (!document.getElementsByTagName) return false;
	var ovrImgList = document.getElementsByTagName('img');
	for (var i = 0; i < ovrImgList.length; i++) {
		if (ovrImgList[i].src.match(/_off\./i)) {
			loadedImg[i] = new Image();
			loadedImg[i].src = ovrImgList[i].src.replace(/_off\./i, '_on.');
			ovrImgList[i].onmouseover = function() { 
				this.src = this.src.replace(/_off\./i, '_on.');
			}
			ovrImgList[i].onmouseout = function() { 
				this.src = this.src.replace(/_on\./i, '_off.');
			}
			if (navigator.userAgent.indexOf('MSIE') < 0) ovrImgList[i].onmouseup = function() {
				this.src = this.src.replace(/_on\./i, '_off.');
			}
		}
	}
	return true;
}
if (window.addEventListener) window.addEventListener('load', setRollOver, false);
if (window.attachEvent) window.attachEvent('onload', setRollOver);