var preLoadFlag = "false";

function preLoadImg(){
	arrImgList = new Array (
	"/img/footer/b_pagetop_on.gif",
	"/img/header/b_company_on.jpg",
	"/img/header/b_contact_on.jpg",
	"/img/header/b_greeting_on.jpg",
	"/img/header/b_information_on.jpg",
	"/img/header/b_product_on.jpg",
	"/img/header/b_shopping_on.jpg",
	"/img/header/under/b_greeting_on.jpg",
	"/img/information/b_contact02_on.jpg",
	"/img/local_navi/localnavi_group_on.gif",
	"/img/local_navi/localnavi_guidelines_on.gif",
	"/img/local_navi/localnavi_history_on.gif",
	"/img/product/b_list_on.jpg",
	"/img/top/banner_campain_on.jpg",
	"/img/top/banner_contact.gif",
	"/img/top/banner_contact_on.gif",
	"/img/top/bg_onlineshop.jpg",
	"/img/top/b_greeting02_on.jpg",
	"/img/top/b_onlineshop02.jpg",
	"/img/top/b_onlineshop02_on.jpg"
	);
	arrPreLoad = new Array();
	for (i in arrImgList) {
		arrPreLoad[i] = new Image();
		arrPreLoad[i].src = arrImgList[i];
	}
	preLoadFlag = "true";
}

function chgImg(fileName,imgName){
	if (preLoadFlag == "true") {
		document.images[imgName].src = fileName;
	}
}

function chgImgImageSubmit(fileName,imgObj){
	imgObj.src = fileName;
}

// ページナビで使用する。
function fnNaviPage(pageno) {
	document.form1['pageno'].value = pageno;
	document.form1.submit();
}