Continue after open Word document

I open a Word document in C# in a SharePoint web part as the following:

I

After I close the Word Document, I have to hit "F5" to refresh the form, then I can save or exit the document. I want to avoid to manually hit "F5", the I added the under "Red" line command. However, when it is activated, the Word document is not pup-up? I need help on how to automatically refresh the form after I close the Word document (continue on the C# code). Thanks.