I have a problem with a query string having a backslash. The
backslash is rewritten to a forward slash, which causes the
query to fail.

Any ideas anyone?
Here is the link in (this one fails):
www.visipix.com/cgi-bin/search?userid=1211558095&q=r/^2.*&s=4&l=de&u=2&ub=1&k=0