Alternative to Deleting some directories recursively (i.e. .svn folders when you start a new project)
If you still have access to the SVN server, you can use SVN export to get a copy of the committed files that don't have any .svn clutter in it.
Visual Studio .NET 2003 Add-in that adds diff tools, an explore command, Subversion support and web project reporting. Version 2.1
Setting up an ASP.NET website development environment using Visual Studio .NET, Subversion, and Windows XP