The following plugins and viewers are free of charge and provide software that enables people to view some of the file types posted on SAMHSA.gov, including PDF, DOC, XLS, and PPT files. Please note that this software is not made or supported by SAMHSA. For .swf file types, use Adobe Flash Player For .pdf file types, use Adobe Reader For .xls and .xlsx file types, use Microsoft Excel For .ppt and .pptx file types, use Microsoft PowerPoint For .mp3, .wav, and .wmz file types, use Microsoft Windows Media Player For .doc, .docx, and .wpd file types, use Microsoft Word