pend('<option value="' + image[0] + '">' + image[0] + '</option>');
          }
          //Populate OS versions
          if (!(catalog_images[image[0]]['versions'].includes(image[1]))){
            catalog_images[image[0]]['versions'].push(image[1])
          }
          //Populate OS variants
          if (!(catalog_images[image[0]]['variants'].includes(image[3]))){
            catalog_images[image[0]]['variants'].push(image[3])
          }
        }
        //Check if we populated any operating systems 