function openPreview(name) {
			openPopupWindow(name, 1044, 790, "yes");
}

function openPopupWindow(name, width, height, scrollbars) {
	if (!width) {w = 750;} else { w = width; }
	if (!height) {h = 750;} else { h = height; }
	var left = (screen.availWidth - w)/2;
	var top = (screen.availHeight - h)/2;
	if (screen.availWidth < w) {
		w = screen.availWidth;
		left = 0;
	}
	if (screen.availHeight < h) {
		h = screen.availHeight - 25;
		top = 0;
	}

	str = 'window.open("", "' + name + '", "width=' + w + ',height=' + h + ',left=' + left + ',top=' + top + ',scrollbars=' + scrollbars + ',status=no,toolbar=no,menubar=no,location=no,resizable=yes")';
	eval(str);
	return true;
}