rem: return enableRestricted.checked ? 1 : 0; 
add: return enableRestricted.checked ? 3 : 1; 
context:   writeEnableImagesPref: function ()  {     var enableImages = document.getElementById("enableImages");    if (enableImages.checked) {      var enableRestricted = document.getElementById("enableRestricted");      return enableRestricted.checked ? 1 : 0;    }    return 2;  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/058dd8aa5b6dea62c96c953197d15f958726be31/content.js/buggy/browser/components/preferences/content.js