code: function isLayoutTable(element) {
          if (element.childElementCount == 0) {
              return true;
          }
  
          if (element.hasAttribute('role') && element.getAttribute('role') != 'presentation') {
              return false;
          }
  
          if (element.getAttribute('role') == 'presentation') {
              var tableChildren = element.querySelectorAll('*')
  
              // layout tables should only contain TR and TD elements
              for (var i = 0; i < tableChildren.length; i++) {
                  if (tableChildren[i].tagName != 'TR' && tableChildren[i].tagName != 'TD') {
                      return false;
                  }
              }
  
              return true;
          }
  
          return false;
      }
docs: Checks whether a table is a layout table.
  
  @returns {boolean} Table is a layout table