////cookie設定//////////////////////////////////////////////////////////////////////////////
function getCookie(name){
	if(!name) return;
	var val = "";
	var cookieName = name+"=";
	var tmpCookie = document.cookie + ";";
	var start = tmpCookie.indexOf(cookieName);
	if (start != -1) {
		var end = tmpCookie.indexOf(";", start);
		val = tmpCookie.substring(start + cookieName.length, end);
	}
	return val;
}
function setCookie(name,value){
	if(!name || !value) return;
	var cookieName = name+"=";
	exp = new Date();
	exp.setTime(exp.getTime() + 31536000000);
	document.cookie = cookieName + value + "; path=/" + "; expires=" + exp.toGMTString();
}
////class取得//////////////////////////////////////////////////////////////////////////////
document.getElementsByClassName = function(className) {
	var elementsAll = document.getElementsByTagName('*') || document.all;
	var elements = new Array();
	for(var i = 0; i < elementsAll.length; i++) {
		var classNames = elementsAll[i].className.split(' ');
		for(var j = 0; j < classNames.length; j++) {
			if (classNames[j] == className) {
				elements[elements.length] = elementsAll[i];
				break;
			}
		}
	}
	return elements;
}

//// ウィンドウ幅を取得して表示幅を設定//////////////////////////////////////////////////////////////////////////
function checkBrowser(){
	var uName = navigator.userAgent;
	if (uName.indexOf("MSIE 6.0") > -1)	wrapperWidth();
}
function wrapperWidth() {
	//
	var maxWidth = 980;
	var maxSetWidth = '980px';
	var minWidth = 980;
	var minSetWidth = '980px';
	var defaultSetWidth = '980px';
	//
	var wid = document.body.clientWidth;
	var obj = document.getElementById('wrapper');
	if(!wid || !obj) return;
	if(wid > maxWidth) {
		obj.style.width = maxSetWidth;
	} else if(wid < minWidth) {
		obj.style.width = minSetWidth;
	} else {
		obj.style.width = defaultSetWidth;
	}
}

//// フォーカスで文字を消去 //////////////////////////////////////////////////////////////////////////
function searchText(){
	if(!document.getElementById("searchBox")) return;
	var obj = document.getElementById("searchBox");
	obj.onfocus = function() {
		if(this.value == 'keyword') {
			this.value = '';
		}
	}
	obj.onblur=function() {
		if(this.value == '') {
			this.value = 'keyword';
		}
	}
}

//// 画像のプリロード　////////////////////////////////////////////////////////////////////
function cxPreImages() {
	var d=document;
	if(d.images){
		if(!d.MM_p) d.MM_p=new Array();
	    var i;
		var j=d.MM_p.length;
		var a=cxPreImages.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];
			}
		}
	}
}
cxPreImages('http://www.shizuoka-guide.com/english/shared/images/gnavi/sm_couses_on.jpg','http://www.shizuoka-guide.com/english/shared/images/gnavi/sm_library_on.jpg','http://www.shizuoka-guide.com/english/shared/images/gnavi/sm_catalogs_on.jpg','http://www.shizuoka-guide.com/english/shared/images/gnavi/sm_useful_on.jpg','http://www.shizuoka-guide.com/english/shared/images/gnavi/sm_links_on.jpg','http://www.shizuoka-guide.com/english/shared/images/gnavi/sm_about_on.jpg','http://www.shizuoka-guide.com/english/shared/images/gnavi/md_events_on.jpg','http://www.shizuoka-guide.com/english/shared/images/icon_expand_close.jpg','http://www.shizuoka-guide.com/english/shared/images/icon_expand_open.jpg','http://www.shizuoka-guide.com/english/shared/images/search_more_open.jpg','http://www.shizuoka-guide.com/english/shared/images/search_more_close.jpg');

//// 要素展開　result //////////////////////////////////////////////////////////////////////////
function expandHidden(){
		var objCls = document.getElementsByClassName("area_hidden");
		var i=0;
		for (i=0;i<objCls.length;i++){
			objCls[i].style.display = "none";
		}
}
function expand(thisSwitch) {
	var objHdn = thisSwitch;
	var objBtn = thisSwitch;
	objBtn = objBtn.getElementsByTagName("IMG")[0];
	while(true) {
		objHdn = objHdn.parentNode;
		if (objHdn.tagName == "TABLE" || objHdn.tagName == "BODY") {
			break;
		}
	}
	if (objHdn.tagName != "TABLE") {
		return;
	}
	while(true) {
		objHdn = objHdn.nextSibling;
		if(objHdn && objHdn.tagName && objHdn.tagName == "DIV") {	
			break;
		}
	}
	if (objHdn.className == "area_hidden") {
		if (objHdn.style.display == "block") {
			objHdn.style.display = "none";
			objBtn.src = "http://www.shizuoka-guide.com/english/shared/images/icon_expand_open.jpg";
			objBtn.alt = "Open";
		} else if (objHdn.style.display == "none") {
			objHdn.style.display = "block";
			objBtn.src = "http://www.shizuoka-guide.com/english/shared/images/icon_expand_close.jpg";
			objBtn.alt = "Close";
		} else {
			objHdn.style.display = "block";
			objBtn.src = "http://www.shizuoka-guide.com/english/shared/images/icon_expand_close.jpg";
			objBtn.alt = "Close";
		}
	}
}


//// 要素展開 category//////////////////////////////////////////////////////////////////////////
function schHidden(){
		var objCls = document.getElementsByClassName("sch_hidden");
		var i=0;
		for (i=0;i<objCls.length;i++){
			objCls[i].style.display = "none";
		}
}
function sch(thisSwitch) {
	var objHdn = thisSwitch;
	var objBtn = thisSwitch;
	objBtn = objBtn.getElementsByTagName("IMG")[0];
	while(true) {
		objHdn = objHdn.parentNode;
		if (objHdn.tagName == "TABLE" || objHdn.tagName == "BODY") {
			break;
		}
	}
	if (objHdn.tagName != "TABLE") {
		return;
	}
	while(true) {
		objHdn = objHdn.nextSibling;
		if(objHdn && objHdn.tagName && objHdn.tagName == "DIV") {	
			break;
		}
	}
	if (objHdn.className == "sch_hidden") {
		if (objHdn.style.display == "block") {
			objHdn.style.display = "none";
			objBtn.src = "http://www.shizuoka-guide.com/english/shared/images/search_more_open.jpg";
			objBtn.alt = "Open";
		} else if (objHdn.style.display == "none") {
			objHdn.style.display = "block";
			objBtn.src = "http://www.shizuoka-guide.com/english/shared/images/search_more_close.jpg";
			objBtn.alt = "Close";
		} else {
			objHdn.style.display = "block";
			objBtn.src = "http://www.shizuoka-guide.com/english/shared/images/search_more_close.jpg";
			objBtn.alt = "Close";
		}
	}
}


//// onload //////////////////////////////////////////////////////////////////////////
window.onload = function() {
	checkBrowser();
	searchText();
	expandHidden();
	cxPreImages();
}
window.onresize = function() {
	checkBrowser();
}

//// navi //////////////////////////////////////////////////////////////////////////

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_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_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];}
}

//////////////////////////////////////////////////////////////////////////////////

if(window.addEventListener){
	window.addEventListener("load",fnChangeSize,false);
}else{
	window.attachEvent("onload",fnChangeSize);
}

function fnChangeSize(){
	document.getElementById("expansion").style.display = "block";
	getCookie();
}

////文字拡大・縮小//////////////////////////////////////////////////////////////////////////////
var target = "maincontents";	//*文字拡大・縮小対象エリア（ID名）
//
function setCookie(s){
	cName = "GD_FontSize=";
	exp = new Date();
	exp.setTime(exp.getTime() + 31536000000);
	document.cookie = cName + s + "; path=/; expires=" + exp.toGMTString();
}
//
function getCookie(){
	zoom = "";
	cName = "GD_FontSize=";
	tmpCookie = document.cookie + ";";
	start = tmpCookie.indexOf(cName);
	if (start != -1)
	{
		end = tmpCookie.indexOf(";", start);
		zoom = tmpCookie.substring(start + cName.length, end);
		document.getElementById(target).style.fontSize = zoom;
	} else {
		document.getElementById(target).style.fontSize = "100%";
	}
}
//
function setFontSize(par) {
	if(!par || par=="") par = "100%";
	document.getElementById(target).style.fontSize = par;
	setCookie(par);
}

//////////////////////////////////////////////////////////////////////////////////
function disp_win(target){
    window.open(target, "window_name1", "width=1015,height=640,scrollbars=no,resizable=no,status=yes");
}