function PreLoadIMG_navi(IMG) {
	var VAL = new Array();
	var j = 0;
	var D = document;
	D.PLI_E = new Array();
	for (var i = 0; i < IMG.length; i++) {
		VAL = IMG[i].split(',');
		D.PLI_E[j] = new Image();
		D.PLI_E[j++].src = VAL[1];
		IMG_List(true);
	}
}


/* ドキュメントの全画像をリスト化 */
var IMG_DEF_NAME = new Array();
var IMG_DEF_PATH = new Array();
var IMG_List_FLAG = false;
function IMG_List(TRUTH) {
	if (TRUTH == true && IMG_List_FLAG != true) {
		for (var i = 0; i < document.images.length; i++) {
			IMG_DEF_NAME[i] = document.images[i].name;
			IMG_DEF_PATH[i] = document.images[i].src;
		}
		IMG_List_FLAG = true;
	}
}

/* 画像チェンジ */
var IMG_ON_NAME;
var ChangeIMG_On_FLAG = false;
function ChangeIMG_On(NAME, PATH) {
	if (IMG_List_FLAG == true) {
		document.images[NAME].src = PATH;
		IMG_ON_NAME = NAME;
		ChangeIMG_On_FLAG = true;
	}
}

/* チェンジ画像を元に戻す */
function ChangeIMG_Off() {
	if (ChangeIMG_On_FLAG == true) {
		for (var i = 0; i < document.images.length; i++) {
			if (IMG_ON_NAME == IMG_DEF_NAME[i]) {
				document.images[IMG_DEF_NAME[i]].src = IMG_DEF_PATH[i];
				break;
			}
		}
	}
}



/*ページTOPにもどるぼたん<a href="javascript:scrollTo(0,0)" onclick="softScrollBack();return false;">*/

var scrj = 1;

function softScrollBack() {

   if(navigator.appName == "Microsoft Internet Explorer" && document.compatMode == "CSS1Compat") {

      var scdist = document.body.parentNode.scrollTop;

   } else {

      var scdist = document.body.scrollTop;

   }

   if(scrj<50 && scdist) {

      scdist = (scdist>2) ? Math.ceil(scdist*.2) : 1;

      scrj++;

      scrollBy(0,-scdist);

      setTimeout("softScrollBack()",20);

   } else {

      scrollTo(0,0);

      scrj = 1;

   }

}