// JavaScript Document

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function openwin(){
	window.open("http://www.nall.jp/surf/event.html","event","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,Width=355,Height=320");
}

function changeImage(imageName){
	document.targetimage.src = imageName;
}

imageNum = 0;
function changenextImage(){
	if(imageNum<15){
		imageNum++;
		document.targetimage.src = "img/bali_img"+imageNum+".jpg";
	}
}

function changebeforeImage(){	
	if(0<imageNum){
		imageNum--;
		document.targetimage.src = "img/bali_img"+imageNum+".jpg";
	}
}

imageNum2 = 0;
function changenextImage2(){
	if(imageNum2<30){
		imageNum2++;
		document.targetimage2.src = "pics/pics_la/img"+imageNum2+".jpg";
	}
}

function changebeforeImage2(){	
	if(0<imageNum2){
		imageNum2--;
		document.targetimage2.src = "pics/pics_la/img"+imageNum2+".jpg";
	}
}

var Num1;
var Num2;
function changeImage2(Num1){
	if(0<Num1&&Num1<36){
		document.targetimage2.src = "pics/pics_la2/img"+Num1+".jpg";
		Num2=Num1;		
	}else if(Num1=="U"&&Num2<35){
		Num2++;
		document.targetimage2.src = "pics/pics_la2/img"+Num2+".jpg";
	}else if(Num1=="D"&&Num2>0){
		Num2--;
		document.targetimage2.src = "pics/pics_la2/img"+Num2+".jpg";
	}else{
		if(Num1=="U"){
		document.targetimage2.src = "pics/pics_la2/img1.jpg";
		Num2=1;		
		}else if(Num1=="D"){
		document.targetimage2.src = "pics/pics_la2/img0.jpg";
		Num2=0;
		}
	}
}

var Num1;
var Num2;
function changeImage3(Num1){
	if(0<Num1&&Num1<20){
		document.targetimage2.src = "pics/pics_snow/img"+Num1+".jpg";
		Num2=Num1;		
	}else if(Num1=="U"&&Num2<19){
		Num2++;
		document.targetimage2.src = "pics/pics_snow/img"+Num2+".jpg";
	}else if(Num1=="D"&&Num2>0){
		Num2--;
		document.targetimage2.src = "pics/pics_snow/img"+Num2+".jpg";
	}else{
		if(Num1=="U"){
		document.targetimage2.src = "pics/pics_snow/img1.jpg";
		Num2=1;		
		}else if(Num1=="D"){
		document.targetimage2.src = "pics/pics_snow/img0.jpg";
		Num2=0;
		}
	}
}