rem: format = this._statusFormatUnknownMB; 
add: format = this._progressFormatUnknownMB; 
context:    _formatKBytes: function(currentKB, totalKB) {    var progressHasMB = parseInt(currentKB / 1024) > 0;    var totalHasMB = parseInt(totalKB / 1024) > 0;        var format = "";    if (!progressHasMB && !totalHasMB) {      if (!totalKB) {        format = this._statusFormatUnknownKB;        format = this._replaceInsert(format, 1, currentKB);      } else {        format = this._statusFormatKBKB;        format = this._replaceInsert(format, 1, currentKB);        format = this._replaceInsert(format, 2, totalKB);      }    }    else if (progressHasMB && totalHasMB) {      format = this._statusFormatMBMB;      format = this._replaceInsert(format, 1, (currentKB / 1024).toFixed(1));      format = this._replaceInsert(format, 2, (totalKB / 1024).toFixed(1));    }    else if (totalHasMB && !progressHasMB) {      format = this._statusFormatKBMB;      format = this._replaceInsert(format, 1, currentKB);      format = this._replaceInsert(format, 2, (totalKB / 1024).toFixed(1));    }    else if (progressHasMB && !totalHasMB) {      format = this._statusFormatUnknownMB;      format = this._replaceInsert(format, 1, (currentKB / 1024).toFixed(1));    }    return format;    },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/adbdd8367be4043b49ef695db6754e9fbff9687b/updates.js/buggy/toolkit/mozapps/update/content/updates.js