function popupMS(sURL, iWidth, iHeight, sTarget)
{
	if (sTarget == null || sTarget == "")
	{
		sTarget = null;
		if (iHeight == null || iHeight == "")
		{
			iHeight = 0;
			if (iWidth == null || iWidth == "")
			{
				iWidth = 0;
				if (sURL == null || sUrl == "") sURL = "about:blank";
			}
		}
	}

	if (!window.resizeTo && subwindow && !subwindow.closed) subwindow.close();
	subwindow = window.open(sURL, sTarget, "status=no,scrollbars=yes,width="+iWidth+",height="+iHeight);
	if (subwindow)
	{ 
		if (subwindow.moveTo) subwindow.moveTo(5,5);
		if (subwindow.resizeTo) subwindow.resizeTo(iWidth, iHeight);
		subwindow.focus();
	} 
}