function PopUp(PopURL, PopName, PopWidth, PopHeight, PopScroll){

	if (! window.focus)return true;
	var href;
	if (typeof(PopURL) == 'string')
	href=PopURL;
	else
		href=PopURL.href;
		window.open(href, PopName, 'width=' + PopWidth + ',height=' + PopHeight + ',scrollbars=' + PopScroll + ',resizable=yes');
	return false;}