Have installed qtcurve -- do not see it in Control Center

I have downloaded and installed qtcurve-0.30-1.guru.suse100.i686.rpm but I do not see the widget style QtCurve under KDE Control Center > Appearance Themes

Style. Please tell me what I should do.

Thank you. -- Tux #395953 resides at http://samvit.org playing with KDE 3.50 on SUSE Linux 10.0 $ date [] CCE +2006-02-08 W06-3 UTC+0530