function newPopup(url, title, w, h, scroll, toolb)
{
	PositionLeft = (screen.width) ? (screen.width-w)/2 : 0;
	PositionTop = (screen.height) ? (screen.height-h)/2 : 0;
	modes = 'height='+h+', width='+w+', top='+PositionTop+', left='+PositionLeft+', scrollbars='+scroll+', toolbar='+toolb;

	win = window.open(url, title, modes);

	if(win.window.focus)
	{
		win.window.focus();
	}
}