function popup(popurl, width, height) {
	var hori 	= (screen.width - width) / 2;
	var vert 	= (screen.height - height) / 2;
	winpops		= window.open(popurl,"","width=" + width + ",height=" + height + ",left=" + hori + ",top=" + vert + ",scrollbars=no,")
}//popup