var focusWin="";
var targetWin="";

function preload(){

	var img00=new Image;
	var img01=new Image;
	var img02=new Image;
	var img03=new Image;
	var img04=new Image;
	var img05=new Image;
	var img06=new Image;
	var img07=new Image;
	var img08=new Image;
	var img09=new Image;
	var img10=new Image;
	var img11=new Image;
	var img12=new Image;
	var img13=new Image;
	var img14=new Image;
	var img15=new Image;
	var img16=new Image;
	var img17=new Image;
	var img18=new Image;
	var img19=new Image;

	img00.src="../images/00_pic_1.gif";
	img01.src="../images/01_pic_1.gif";
	img02.src="../images/02_pic_1.gif";
	img03.src="../images/03_pic_1.gif";
	img04.src="../images/00_txt_1.gif";
	img05.src="../images/01_txt_1.gif";
	img07.src="../images/02_txt_1.gif";
	img08.src="../images/03_txt_1.gif";
	img09.src="../images/navi_aim_2.gif";
	img10.src="../images/navi_cha1_2.gif";
	img11.src="../images/navi_cha1_par1_2.gif";
	img12.src="../images/navi_cha1_par2_2.gif";
	img13.src="../images/navi_cha1_par3_2.gif";
	img14.src="../images/navi_cha2_2.gif";
	img15.src="../images/navi_cha3_2.gif";
	img16.src="../images/navi_fea_2.gif";
	img17.src="../images/navi_int_2.gif";
	img18.src="../images/navi_lis_2.gif";
	img19.src="../images/navi_not_2.gif";

	var anchers = document.getElementsByTagName('a');
	for (var i = 0; i < anchers.length; i++) {
		var e = anchers[i];
		if (e.className == "thumb" | e.className == "thumb hpicButton" | e.className == "thumb thumbButton"){
			e.setAttribute("title","新しいウィンドウで拡大画像を開きます");
		} else if (e.className == "newwin") {
			e.setAttribute("title","新しいウィンドウを開きます");
		} else if (e.className == "openNewWin") {
			e.setAttribute("title","新しいウィンドウを開きます");
		} 
	}
}

function hilight(num){
	theLayer="g"+num;
	foreLayer="g"+num+"a";
	theImage="../images/0"+num+"_pic_1.gif";
	foreImage="../images/0"+num+"_txt_1.gif";
	if(document.all){
		document.all(theLayer).style.backgroundImage = "url("+theImage+")";
		document.all(foreLayer).style.backgroundImage = "url("+foreImage+")";
	}else if(document.getElementById){
		document.getElementById(theLayer).style.backgroundImage = "url("+theImage+")";
		document.getElementById(foreLayer).style.backgroundImage = "url("+foreImage+")";
	}else if(document.layers){
		document.theLayer.backgroundImage = "url("+theImage+")";
		document.foreLayer.backgroundImage = "url("+foreImage+")";
	}else{
		document.theLayer.style.backgroundImage = "url("+theImage+")";
		document.foreLayer.style.backgroundImage = "url("+foreImage+")";
	}
}

function reset(num){
	theLayer="g"+num;
	foreLayer="g"+num+"a";
	theImage="../images/0"+num+"_pic_2.gif";
	foreImage="../images/0"+num+"_txt_2.gif";
	if(document.all){
		document.all(theLayer).style.backgroundImage = "url("+theImage+")";
		document.all(foreLayer).style.backgroundImage = "url("+foreImage+")";
	}else if(document.getElementById){
		document.getElementById(theLayer).style.backgroundImage = "url("+theImage+")";
		document.getElementById(foreLayer).style.backgroundImage = "url("+foreImage+")";
	}else if(document.layers){
		document.theLayer.backgroundImage = "url("+theImage+")";
		document.foreLayer.backgroundImage = "url("+foreImage+")";
	}else{
		document.theLayer.style.backgroundImage = "url("+theImage+")";
		document.foreLayer.style.backgroundImage = "url("+foreImage+")";
	}
}

function openWin(url){
	var newWin=window.open(url,"new","toolbar=yes,scrollbars=yes,menubar=yes,location=yes,status=yes,directories=yes,resizable=yes");
	newWin.focus();
	targetWin=newWin;
	focusWin=setTimeout("activeWin()",1000);
}

function openNewWin(url){
	var theWin=window.open(url,"other","toolbar=yes,scrollbars=yes,menubar=yes,location=yes,status=yes,directories=yes,resizable=yes");
	theWin.focus();
	targetWin=theWin;
	focusWin=setTimeout("activeWin()",1000);
	othrWin=theWin;
}

function closeWin(){
	window.close();
}

function activeWin(){
	clearTimeout(focusWin);
	targetWin.focus();
}