function newwin(jsTarget, jsWidth, jsHeight)
{
	if (jsWidth == null)
	{
		jsWidth = 600;
	}
	if (jsHeight == null)
	{
		jsHeight = 400;
	}
	window.open(jsTarget,"","width=" + jsWidth + ",height=" + jsHeight + ",toolbar=yes,menubar=0,location=0,scrollbars=yes,resizable=yes");
}