function popup(popContent, popName, popWidth, popHeight, showScrollbar) {
	var win = window.open(popContent, popName, 'width='+popWidth+',height='+popHeight+',screenX=200,screenY=200,left=200,top=200,toolbar=no,menubar=no,directories=no,location=no,status=no,scrollbars='+showScrollbar+',resizable=no');
	win.focus();
}