That is the RTF (rich text format) tool bar - available when textbox Text Format property is set to RTF. Must be bound to a Memo type field and the field should be set as RTF in the table.
The mini floating toolbar shows when text is selected. Don't think it can be prevented from popping up.
How to attach file: http://www.accessforums.net/showthread.php?t=70301 To provide db: copy, remove confidential data, run compact & repair, zip w/Windows Compression.