function popup(url, width, height, menubar, toolbar) 
	{
	var features = 'width=' + width + ',height=' + height + ',fullscreen=no,location=yes,menubar=' + menubar + ',resizable=yes,left=50,top=50,scrollbars=yes,toolbar=' + toolbar;
	newwindow = window.open(url,'name',features);
	if (window.focus) {newwindow.focus();}
	}