Online dating sites?

Without being too personal, but can anyone suggest some reputable (yeah! i know, always questionable!) internet dating sites that attract a good cross-section of available potential partners?
Answer
These are some nice oneshttp://www.intimateadults.comhttp://personals.yahoo.comhttp://www.123personals.comhttp://www.aalaya.comhttp://www.2rateme.comhttp://www.dates4asians.comhttp://www.match.com