function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}


function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}


function sendMail(){

	var sURL,sWindowName,sWindowStatus;
	var objWindow;

	sURL = "send.php";
	sWindowName = "SendMailWindow";
	sWindowStatus = "width=400,height=300,left=350,top=20,scrollbars=yes";

	objWindow = window.open( sURL, sWindowName, sWindowStatus );
	objWindow.focus();
}


function openWindow(){
	window.open("./ushiku.html", "list","toolbar=0,menubar=0,scrollbars=1,height=500,width=450");
}


var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		over_button = newImage(/*URL*/'images/0top_01-over.gif');
		over_button2 = newImage(/*URL*/'images/0top_02-over.gif');
		over_button3 = newImage(/*URL*/'images/0top_03-over.gif');
		over_button4 = newImage(/*URL*/'images/0top_05-over.gif');
		over_button5 = newImage(/*URL*/'images/0top_06-over.gif');
		over_button6 = newImage(/*URL*/'images/0top_07-over.gif');
		over_button7 = newImage(/*URL*/'images/0top_04-over.gif');
		preloadFlag = true;
	}
}


var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		over_button13 = newImage(/*URL*/'images/rec03-over.gif');
		over_button = newImage(/*URL*/'images/0basic_01-over.gif');
		over_button2 = newImage(/*URL*/'images/0basic_02-over.gif');
		over_button3 = newImage(/*URL*/'images/0basic_03-over.gif');
		over_button7 = newImage(/*URL*/'images/0basic_04-over.gif');
		over_button4 = newImage(/*URL*/'images/0basic_05-over.gif');
		over_button5 = newImage(/*URL*/'images/0basic_06-over.gif');
		over_button6 = newImage(/*URL*/'images/0basic_07-over.gif');
		preloadFlag = true;
	}
}




function changeImages() {
	d = document;
	if (d.images) {
		var img;
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			img = null;
			if (d.layers) {img = findElement(changeImages.arguments[i],0);}
			else {img = d.images[changeImages.arguments[i]];}
			if (img) {img.src = changeImages.arguments[i+1];}
		}
	}
}

userAgent = window.navigator.userAgent;
browserVers = parseInt(userAgent.charAt(userAgent.indexOf("/")+1),10);
mustInitImg = true;
function initImgID() {di = document.images; if (mustInitImg && di) { for (var i=0; i<di.length; i++) { if (!di[i].id) di[i].id=di[i].name; } mustInitImg = false;}}
function findElement(n,ly) {
	d = document;
	if (browserVers < 4)		return d[n];
	if ((browserVers >= 6) && (d.getElementById)) {initImgID; return(d.getElementById(n))}; 
	var cd = ly ? ly.document : d;
	var elem = cd[n];
	if (!elem) {
		for (var i=0;i<cd.layers.length;i++) {
			elem = findElement(n,cd.layers[i]);
			if (elem) return elem;
		}
	}
	return elem;
}