function getScrollLeft() { 
 if ((navigator.appName.indexOf("Microsoft Internet Explorer",0) != -1)) {

  /*WinIE6標準モード稼動オブジェクト差異対応
    WinIE6標準モードとそれ以外で、それぞれ稼動しているオブジェクトを取り出す*/
  docele=(document.compatMode=="CSS1Compat")?document.documentElement:document.body;

  return docele.scrollLeft;

 } else if (window.pageXOffset) {
  return window.pageXOffset;
 } else {
  return 0;
 }
}

function getScrollTop() { 
 if ((navigator.appName.indexOf("Microsoft Internet Explorer",0) != -1)) {

  /*WinIE6標準モード稼動オブジェクト差異対応
    WinIE6標準モードとそれ以外で、それぞれ稼動しているオブジェクトを取り出す*/
  docele=(document.compatMode=="CSS1Compat")?document.documentElement:document.body;
  
  return docele.scrollTop;

 } else if (window.pageYOffset) {
  return window.pageYOffset;
 } else {
  return 0;
 }
}

var pageScrollTimer;

function pageScroll(toX,toY,frms,cuX,cuY) { 
 if (pageScrollTimer) clearTimeout(pageScrollTimer);
 if (!toX || toX < 0) toX = 0;
 if (!toY || toY < 0) toY = 0;
 if (!cuX) cuX = 0 + getScrollLeft();
 if (!cuY) cuY = 0 + getScrollTop();
 if (!frms) frms = 6;

 if (toY > cuY && toY > (getAnchorPosObj('end','enddiv').y) - getInnerSize().height) toY = (getAnchorPosObj('end','enddiv').y - getInnerSize().height) + 1;
 cuX += (toX - getScrollLeft()) / frms; if (cuX < 0) cuX = 0;
 cuY += (toY - getScrollTop()) / frms;  if (cuY < 0) cuY = 0;
 var posX = Math.floor(cuX);
 var posY = Math.floor(cuY);
 window.scrollTo(posX, posY);

 if (posX != toX || posY != toY) {
  pageScrollTimer = setTimeout("pageScroll("+toX+","+toY+","+frms+","+cuX+","+cuY+")",16);
 }
}

function jumpToPageTop() { 
  pageScroll(0,0,3);
}


/*-------------------------------------------------------------
▼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, '_on'+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('_on'+ftype, ftype);
				this.setAttribute('src', sTempSrc);
			}
		}
	}
}


/*-------------------------------------------------------------
▼スワップ
-------------------------------------------------------------*/

function SwapImg(PL,TO) {
	if (!document.getElementById(PL)) return
	
	/*▼変数*/
	var Photolist = document.getElementById(PL);
	var Target = document.getElementById(TO);
	var TargetObj = Target.getElementsByTagName('img')[0];
	var setsrc = TargetObj.getAttribute('src');
	var aImages = Photolist.getElementsByTagName('img');
	var siPreLoad = new Array();
	var siTempSrc;
	
	if(aImages){
		for (var i = 0; i < aImages.length; i++) {
				
				/*▼プリロード*/
				var src = aImages[i].getAttribute('src');
				var ftype = src.substring(src.lastIndexOf('.'), src.length);
				var hsrc = src.replace(ftype, '_b'+ftype);
				
				siPreLoad[i] = new Image();
				siPreLoad[i].src = hsrc;
				
				/*▼マウスオーバー*/
				aImages[i].onmouseover = function() {
					src = this.getAttribute('src');
					ftype = src.substring(src.lastIndexOf('.'), src.length);
					hsrc = src.replace(ftype, '_b'+ftype);
					TargetObj.setAttribute('src', hsrc);
				}

		}
	}	
}

window.onload = function(){
	    initRollovers();
		SwapImg("sofaThumbnail","dataPhoto");	
}











function MM_CheckFlashVersion(reqVerStr,msg){
  with(navigator){
    var isIE  = (appVersion.indexOf("MSIE") != -1 && userAgent.indexOf("Opera") == -1);
    var isWin = (appVersion.toLowerCase().indexOf("win") != -1);
    if (!isIE || !isWin){  
      var flashVer = -1;
      if (plugins && plugins.length > 0){
        var desc = plugins["Shockwave Flash"] ? plugins["Shockwave Flash"].description : "";
        desc = plugins["Shockwave Flash 2.0"] ? plugins["Shockwave Flash 2.0"].description : desc;
        if (desc == "") flashVer = -1;
        else{
          var descArr = desc.split(" ");
          var tempArrMajor = descArr[2].split(".");
          var verMajor = tempArrMajor[0];
          var tempArrMinor = (descArr[3] != "") ? descArr[3].split("r") : descArr[4].split("r");
          var verMinor = (tempArrMinor[1] > 0) ? tempArrMinor[1] : 0;
          flashVer =  parseFloat(verMajor + "." + verMinor);
        }
      }
      // WebTV has Flash Player 4 or lower -- too low for video
      else if (userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 4.0;

      var verArr = reqVerStr.split(",");
      var reqVer = parseFloat(verArr[0] + "." + verArr[2]);
  
      if (flashVer < reqVer){
        if (confirm(msg))
          window.location = "http://www.adobe.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash";
      }
    }
  } 
}