erase a file from disk via HS thumbnails

Hi,
 
Is there any option to erase a file directly from within Hyspersnap, say via a thumbnail context menu command or something like that?
 
BTW is there any plugin to view .DHS format files in some image file viewer as e.g IrfanView, XNView etc?

 
 
Please provide this additional data: 
Exact HyperSnap version in use (from Help/About menu): ______ 
Windows version in use: ______