Hi Jo,
you can try to set the following customizings:
Product Lifecycle Management (PLM) - PLM Web User Interface - Settings for BO Framework and Navigation - Navigation, Parameter Mapping, and Services - Define Parameters for Parameter Mapping
Product Lifecycle Management (PLM) - PLM Web User Interface - Settings for BO Framework and Navigation - Navigation, Parameter Mapping, and Services - Define Mapping of Data Elements to Parameters
Or you can implement the following BAdI:
Product Lifecycle Management (PLM) - PLM Web User Interface - Objects in PLM Web UI - Document in PLM Web UI - BAdI: Enrich Object Link Information
Best regards
Tamas