Koha-Demoinstallation
<form method="post" action="http://path.to.your.opac/cgi-bin/koha/opac-user.pl">
<input type="hidden" value="opac" name="koha_login_context"/>
<label for="userid">Login:</label><input type="text" name="userid" id="userid"/>
<label for="password">Password:</label><input type="password" name="password" id="password"/>
<input type="submit" value="Log In"/>
</form>