Any name you have typed in the "Target page" field is replaced by the doc name after you click "Browse" in FF3.5.2

Steps to follow to reproduce:

• go to actions
• click on "Import office document"
• in the "Target space" field add a space that already exists
• in the "Target page" field add a random name
• click "Browse" and add a doc

Result: You will notice the random name you have typed in the "Target page" field is replaced by the doc name.