var count = 9;
var path = "noahsark3d/";
var pathBig = "noahsark3d_big/";
var imgID = document.getElementById("slide");
var nImg = 1;
bigImg = "noahsark3d_big/noahsark3d_1big.jpg";
//*********************
aImg = new Array(count);
aBigImg = new Array(count);
for (var i=1; i<=count; i++) {
	aImg[i]=new Image();
	aBigImg[i]=new Image();
	aImg[i].src=path + "noahsark3d_"+i+ ".jpg";
	aBigImg[i].src=pathBig + "noahsark3d_"+i+ "big.jpg";
}

function imgPrev() {
	if (nImg > 1) {
		imgID.src = aImg[--nImg].src;
		bigImg = aBigImg[nImg].src;
		if (nImg == 1) {
			document.getElementById("btnPrev").src = "images/scroll_prev_dis.gif";
		}
		document.getElementById("btnNext").src = "images/scroll_next.gif";
	}
}
function imgNext() {
	if (nImg < count) {
		imgID.src = aImg[++nImg].src;
		bigImg = aBigImg[nImg].src;
		if (nImg == count) {
			document.getElementById("btnNext").src = "images/scroll_next_dis.gif";
		}
		document.getElementById("btnPrev").src = "images/scroll_prev.gif";
	}
}
function openWin() {
	var width = 400;
	var height = 400;
	var left = Math.floor( (screen.width - width) / 2);
	var top = Math.floor( (screen.height - height) / 2);
	var winParms = "top=" + top + ",left=" + left + ",height=" + height + ",width=" + width;
	var win = window.open("screen.html", null, winParms);
	if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}