// screenshot popup

function screenshot_popup(review_id, num, window_width, window_height) {
    var window_height_new;
	window_width = window_width + 25;
	if((screen.availHeight-75) < window_height) window_height_new = screen.availHeight-100;
	else window_height_new = window_height;
	var window_left = (screen.availWidth / 2) - (window_width / 2)
    var window_top = (screen.availHeight / 2) - (window_height_new /2)
	var window_dimensions = "height=" + window_height_new + 
                            ",width=" + window_width + 
                            ",left=" + window_left +
                            ",top=" + window_top + 
                            ",toolbar=0,menubar=no,statusbar=yes,resizable=yes,scrollbars=yes"											

    var new_win = window.open("http://www.bradsreviews.com/screenshot.php?s=" + review_id + "&p=" + num, "", window_dimensions);
	new_win.focus();		
	return false;
}