function popitup(url, width, height) {
	h = screen.height;
	if (h<900) {
		newwindow=window.open(url,'name','scrollbars=1,resizable=1,height=' +  h + ',width=' + width);
	} else {
		newwindow=window.open(url,'name','scrollbars=1,resizable=1,height=' +  height + ',width=' + width);
	}
	if (window.focus) {newwindow.focus()}
	return false;
}