function wp(url, pop_width, pop_height, scrolling) {
	var sb = "";
		if (scrolling == 1) { sb = 'yes'; } else { sb = 'no'; }
		window.open(url, 'PopupWindow', 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=' + sb + ',resizable=no,titlebar=no,width=' + pop_width + ',height=' + pop_height);
}