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) {
		front_02_over = newImage("/vspecial/images/front_02-over.gif");
		front_02_down = newImage("/vspecial/images/front_02-down.gif");
		front_03_over = newImage("/vspecial/images/front_03-over.gif");
		front_03_down = newImage("/vspecial/images/front_03-down.gif");
		front_04_over = newImage("/vspecial/images/front_04-over.gif");
		front_04_down = newImage("/vspecial/images/front_04-down.gif");
		front_05_over = newImage("/vspecial/images/front_05-over.gif");
		front_05_down = newImage("/vspecial/images/front_05-down.gif");
		front_06_over = newImage("/vspecial/images/front_06-over.gif");
		front_06_down = newImage("/vspecial/images/front_06-down.gif");
		preloadFlag = true;
	}
}


function NewWindow(mypage, myname, w, h, scroll) {
var winl = (screen.width - w) / 2;
var wint = (screen.height - h) / 2;
winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable'
win = window.open(mypage, myname, winprops)
if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}