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];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		header_button01_over = newImage("http://www.arteria-artbook.com/images/header_button01-over.gif");
		header_button02_over = newImage("http://www.arteria-artbook.com/images/header_button02-over.gif");
		header_button03_over = newImage("http://www.arteria-artbook.com/images/header_button03-over.gif");
		header_button04_over = newImage("http://www.arteria-artbook.com/images/header_button04-over.gif");
		header_button05_over = newImage("http://www.arteria-artbook.com/images/header_button05-over.gif");
		header_button06_over = newImage("http://www.arteria-artbook.com/images/header_button06-over.gif");
		header_button07_over = newImage("http://www.arteria-artbook.com/images/header_button07-over.gif");
		header_button08_over = newImage("http://www.arteria-artbook.com/images/header_button08-over.gif");
		header_button09_over = newImage("http://www.arteria-artbook.com/images/header_button09-over.gif");
		header_icon01_over = newImage("http://www.arteria-artbook.com/images/header_icon01-over.gif");
		header_icon02_over = newImage("http://www.arteria-artbook.com/images/header_icon02-over.gif");
		header_icon03_over = newImage("http://www.arteria-artbook.com/images/header_icon03-over.gif");
		header_icon04_over = newImage("http://www.arteria-artbook.com/images/header_icon04-over.gif");
		header_icon05_over = newImage("http://www.arteria-artbook.com/images/header_icon05-over.gif");
		header_icon06_over = newImage("http://www.arteria-artbook.com/images/header_icon06-over.gif");
		header_icon07_over = newImage("http://www.arteria-artbook.com/images/header_icon07-over.gif");
		header_icon08_over = newImage("http://www.arteria-artbook.com/images/header_icon08-over.gif");
		header_icon09_over = newImage("http://www.arteria-artbook.com/images/header_icon09-over.gif");
		footer_button01_over = newImage("http://www.arteria-artbook.com/images/footer_button01-over.gif");
		footer_button02_over = newImage("http://www.arteria-artbook.com/images/footer_button02-over.gif");
		footer_button03_over = newImage("http://www.arteria-artbook.com/images/footer_button03-over.gif");
		footer_button04_over = newImage("http://www.arteria-artbook.com/images/footer_button04-over.gif");
		preloadFlag = true;
	}
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}