-<a href="bbtkUsersGuide/bbtkUsersGuide.html" target="information">User's Guide</a><br>
-<a href="bbtkPackageDevelopersGuide/bbtkPackageDevelopersGuide.html" target="information">Package Developer's Guide</a><br>
-<a href="bbtkDevelopersGuide/bbtkDevelopersGuide.html" target="information">Developer's Guide</a><br>
-<a href="bbtkReferenceManual/bbtkReferenceManual.html" target="information">Reference Manual</a> (to be written)<br>
+<a href="bbtkUsersGuide\bbtkUsersGuide.pdf" target="information">User's Guide</a><br>
+<a href="bbtkPackageDevelopersGuide\bbtkPackageDevelopersGuide.pdf" target="information">Package Developer's Guide</a><br>
+<a href="bbtkUsersGuide\bbtkDevelopersGuide.pdf" target="information">Developer Guide</a><br>