                    image_popup = prompt('View full-size in pop-up when clicked (Optional):'+'\n[img=xxx popup=true/false]', '');
                        image_float = prompt('Float (Optional):'+'\n[img=xxx float=left/right]','');

                        str = '[img='+image_url;
                        if ((image_width != null) && (image_width != '')) {
                                str += ' width='+image_width;
                        }
                        if ((image_height != null) && (image