FilePreviewer 1.0   
by OrionSoftLab   

FilePreviewer adds a panel in Windows Explorer which lets you to see the content of files while you are in Windows Explorer. With FilePreviewer you don't need to launch any other applications to preview your files. When you select a file in Windows Explorer, you see its content on the FilePreviewer panel.
FilePreviewer saves you time when you are searching for documents, pictures, HTML pages and other files.
FilePreviewer is easy to use and does not require any new skills on your part. FilePreviewer automatically deals with Word, Excel, HTML, and other files. You can also add custom file types to the list.
The FilePreviewer Control Panel enables you to change the preview mode options and manage the list of file formats supported by FP. For example, you can add .LOG, .INF, .REG, and many other file extensions so that you can preview such files in Windows Explorer.