// JavaScript Document
/*ロールオーバー*/

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, '_o'+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('_o'+ftype, ftype);
				this.setAttribute('src', sTempSrc);
			}
		}
	}
}

window.onload = initRollovers;

/*ロールオーバーend*/

/*ロールオーバー2*/
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];}
}

/*ロールオーバー2End*/

/*サイドバー折りたたみ*/
function toggleFold(sender, id) {
  var elm = document.getElementById(id);
  if (elm.style.display == "none") {
    elm.style.display = "block";
    sender.className = "unfolded";
  } else {
    elm.style.display = "none";
    sender.className = "folded";
  }
}
/*サイドバー折りたたみend*/

/*ページ先頭*/
function backToTop() {
  var x1 = x2 = x3 = 0;
  var y1 = y2 = y3 = 0;
  if (document.documentElement) {
      x1 = document.documentElement.scrollLeft || 0;
      y1 = document.documentElement.scrollTop || 0;
  }
  if (document.body) {
      x2 = document.body.scrollLeft || 0;
      y2 = document.body.scrollTop || 0;
  }
  x3 = window.scrollX || 0;
  y3 = window.scrollY || 0;
  var x = Math.max(x1, Math.max(x2, x3));
  var y = Math.max(y1, Math.max(y2, y3));
  window.scrollTo(Math.floor(x / 2), Math.floor(y / 2));
  if (x > 0 || y > 0) {
      window.setTimeout("backToTop()", 25);
  }
}
/*ページ先頭end*/
/* ポップアップウィンドウ */

function OpenWin1(){
    win1=window.open("https://www.craftbeers.jp/form.html","form","width=600,height=500,scrollbars=yes,resizable=yes,status=no,directories=no,location=no,toolbar=no,menubar=no");
}
function OpenWin2(){
    win2=window.open("tel.html","pop","width=600,height=600,scrollbars=yes,resizable=yes,status=no,directories=no,location=no,toolbar=no,menubar=no");
}
function OpenWin3(){
    win2=window.open("fax.html","pop","width=600,height=600,scrollbars=yes,resizable=yes,status=no,directories=no,location=no,toolbar=no,menubar=no");
}
/* ポップアップウィンドウend */

/* ウィンドウを閉じる */

function CloseWin(){
    window.close();
}
/* ウィンドウを閉じるend */

/* テキストサイズ変更スクリプト*/

function fontChange(str){
	var targetFile;
	switch(str){
	case "small":
		targetFile="../css/f-small.css";
	break;
	case "medium":
		targetFile="../css/f-middle.css";
	break;
	case "big":
		targetFile="../css/f-large.css";
	break;
	default:
		alert("error");
	break;
	}

	document.cookie="fontstyle="+targetFile+";path=/;";
	window.location.reload();
}


var name="fontstyle";
var cookie=document.cookie;
if(-1==cookie.indexOf(name)){
	var file='../css/f-middle.css';
}else{
	var pos_s=cookie.indexOf(name)+name.length+1;
	var pos_e=cookie.indexOf(";",pos_s);
	if(-1==pos_e){
		var file=cookie.slice(pos_s);
	}else{
		var file=cookie.slice(pos_s,pos_e);
	}
}
document.write('<link rel="stylesheet" type="text/css" href="'+file+'" />');

/* テキストサイズ変更スクリプトend*/

function pageBack(){
    history.back();
}