old_contents: /*
   * Copyright [1999-2015] Wellcome Trust Sanger Institute and the EMBL-European Bioinformatics Institute
   * Copyright [2016-2018] EMBL-European Bioinformatics Institute
   * 
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   * 
   *      http://www.apache.org/licenses/LICENSE-2.0
   * 
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  /*
   * This panel only gets initialised if the backend is not sure about what image should be displayed
   * It just checks whether Genoverse is supported or not and adds an extra param 'genoverse' to the panel's updateURL
   */
  
  Ensembl.Panel.GenoverseTest = Ensembl.Panel.Content.extend({
    init: function () {
  
      this.base.apply(this, arguments);
  
      this.params.updateURL = Ensembl.updateURL({genoverse: Ensembl.genoverseSupported() ? 1 : 0}, this.params.updateURL);
  
      this.getContent();
    }
  });
  
new_contents: /*
   * Copyright [1999-2015] Wellcome Trust Sanger Institute and the EMBL-European Bioinformatics Institute
   * Copyright [2016-2018] EMBL-European Bioinformatics Institute
   * 
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   * 
   *      http://www.apache.org/licenses/LICENSE-2.0
   * 
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  /*
   * This panel only gets initialised if the backend is not sure about what image should be displayed
   * It just checks whether Genoverse is supported or not and adds an extra param 'genoverse' to the panel's updateURL
   */
  
  Ensembl.Panel.GenoverseTest = Ensembl.Panel.Content.extend({
    init: function () {
  
      this.base.apply(this, arguments);
  
      this.params.updateURL = Ensembl.updateURL({genoverse: typeof Ensembl.genoverseSupported === "function" ? 1 : 0}, this.params.updateURL);
  
      this.getContent();
    }
  });
  
subject: use typeof to check function existence