commonParts = new Array(
	"head_logo",
	"nav_shop",
	"nav_goods",
	"nav_washi",
	"nav_personal",
	"foot_nav_sitemap",
	"foot_nav_inquiry",
	"topagetop",
	"subnav_category_goods",
	"subnav_category_washi",
	"subnav_category_personal"
);

if (navigator.appVersion.charAt(0) >= "3") {
	var commonImg = new Array();
	for (i=0; i<commonParts.length; i++) {
		commonImg[(i*2)] = new Image();	commonImg[(i*2)].src = "../shared/images/" + commonParts[i] + ".gif";
		commonImg[(i*2+1)] = new Image();	commonImg[(i*2+1)].src = "../shared/images/" + commonParts[i] + "2.gif";
	}
}


function swapCommonImg(IDName, num) {
	if (navigator.appVersion.charAt(0) >= "3") {
		document.images[IDName].src = commonImg[num].src;
	}
}
function swapCommonImgRestore(IDName, num) {
	if (navigator.appVersion.charAt(0) >= "3") {
		document.images[IDName].src = commonImg[num].src;
	}
}


if (navigator.appVersion.charAt(0) >= "3") {
	var bcLineImg = new Array();
	bcLineImg[0] = new Image();	bcLineImg[0].src ="../shared/images/spacer.gif";
	bcLineImg[1] = new Image();	bcLineImg[1].src ="../shared/images/head_bc_line.gif";
}

function swapBcLine(IDName) {
	if (navigator.appVersion.charAt(0) >= "3") {
		document.images['bcline' + IDName].src = bcLineImg[1].src;
	}
}
function swapBcLineRestore(IDName) {
	if (navigator.appVersion.charAt(0) >= "3") {
		document.images['bcline' + IDName].src = bcLineImg[0].src;
	}
}


function swapContImg(IDName, num) {
	if (navigator.appVersion.charAt(0) >= "3") {
		document.images[IDName].src = contImg[num].src;
	}
}
function swapContImgRestore(IDName, num) {
	if (navigator.appVersion.charAt(0) >= "3") {
		document.images[IDName].src = contImg[num].src;
	}
}

function swapPageImg(IDName, num) {
	if (navigator.appVersion.charAt(0) >= "3") {
		document.images[IDName].src = pageImg[num].src;
	}
}
function swapPageImgRestore(IDName, num) {
	if (navigator.appVersion.charAt(0) >= "3") {
		document.images[IDName].src = pageImg[num].src;
	}
}