parameters: (self, context, *args)
docstring: Verify that the thumbnail actually exists. If it does not then use the site image.
          Call example: 'mnvXpath:spitzerThumbnailLink('dummy')'
          return the thumbnail url
docstring_summary: Verify that the thumbnail actually exists. If it does not then use the site image.
          Call example: 'mnvXpath:spitzerThumbnailLink('dummy')'
          return the thumbnail url
docstring_tokens: Verify that the thumbnail actually exists . If it does not then use the site image . Call example : mnvXpath : spitzerThumbnailLink ( dummy ) return the thumbnail url
function: def spitzerThumbnailLink(self, context, *args):
          '''Verify that the thumbnail actually exists. If it does not then use the site image.
          Call example: 'mnvXpath:spitzerThumbnailLink('dummy')'
          return the thumbnail url
          '''
          if not self.persistence['spitzerThumbnailLink']:
              return ''
          else:
              return self.persistence['spitzerThumbnailLink']
function_tokens: def spitzerThumbnailLink ( self , context , * args ) : if not self . persistence [ 'spitzerThumbnailLink' ] : return '' else : return self . persistence [ 'spitzerThumbnailLink' ]