To see the icon of your appliction besides a file you need to register that file type with Windows. IE: You need to tell the os that this file is of the type that your application understands. The system
If you use Adobe Reader X it is possible you can't open OLE PDF documents in the standard.
The reason is the 'save box mode' in adobe reader X.
Many people think the protected Mode of adobe reader x is only to stop the write access.
But this fe…