_height != '')) {
                                str += ' height='+image_height;
                        }
                        if ((image_popup != null) && (image_popup != '')) {
                                image_popup.toLowerCase;
                                if ( image_popup == 'true' || image_popup == 'false' ) {
                                        str += ' popup='+image_popup;
                                }
                        }
                        if ((image_float !=