/* handling of the other window indication */
//if (!parent.frames.length) { window.location.replace('http://vincent.site.ne.jp/'); }

/* preload images */
function preloadImages() {
	var d = document;
	if (d.images) { if (!d.p) d.p = new Array();
		var i, j = d.p.length, a = preloadImages.arguments;
		for (i = 0; i < a.length; i++)
		if (a[i].indexOf("#")) { d.p[j] = new Image(); d.p[j++].src = a[i]; }
	}
}

/* swap image restore */
function swapImgRestore() {
	var i, x, a = document.sr;
	for (i = 0; a && i < a.length && (x = a[i]) && x.oSrc; i++) x.src = x.oSrc;
}

/* find object */
function findObj(n,d) {
	var p, i, x;
	if (!d) d = document;
	if ((p = n.indexOf("?")) > 0 && parent.frames.length) {
		d = parent.frames[n.substring(p+1)].document; n = n.substring(0,p);
	}
	if (!(x = d[n]) && d.all) x = d.all[n];
	for (i = 0; !x && i < d.forms.length; i++) x = d.forms[i][n];
	for (i = 0; !x && d.layers && i < d.layers.length; i++)
	x = findObj(n,d.layers[i].document); return x;
}

/* swap image */
function swapImage() {
	var i, j = 0, x , a = swapImage.arguments;
	document.sr = new Array;
	for (i = 0; i < (a.length-2); i += 3)
	if ((x = findObj(a[i]))) {
		document.sr[j++] = x;
		if (!x.oSrc) x.oSrc = x.src; x.src = a[i+2];
	}
}

/* display status message */
function displayStatusMsg(msgStr) {
	window.status = msgStr;
	document.returnValue = true;
}