Use this procedure to attach hyperlinks, text notes, and files to a railing. 
- Double-click the railing to which you want to attach information. 
 
- On the Properties palette, click the Extended Data tab. 
 
- To add a hyperlink, click the setting for Hyperlink, and specify the link. 
 
- Click the setting for Notes, and add a note. Then click OK. 
 
- Click the setting for Reference Documents. 
 
- Attach or detach reference files: 
| If you want to …  | 
Then …  | 
| attach a reference file  | 
click  , select a file, and click Open.  | 
| edit the description of a reference file  | 
enter text under Description.  | 
| edit a reference file  | 
double-click the reference file name to start its application.  | 
| detach a reference file  | 
select the file name, and click  .  | 
 
  
- Click OK.