var myWin1, focusWin, genericWin;
function openImageWindow(imageId, imageDir) {
var url = '/large_image.php?id=' + imageId + '&section=' + imageDir;
var winWidth = document.all ? 817 : 801;
var winHeight = 700;
var parms = 'toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=yes, resizable=yes, height=' + winHeight + ',width=' + winWidth + ', left=180, top=0';
	focusWin1 = window.open(url, 'myWin1', parms);

	if (focusWin1) {
		focusWin1.focus();
	}
}