Build and integrate a chat on a social

I need a simple website with next funcion's: -member login, register -member profile page -send message to other member -invite to chat other member -see online members -compatibility search form (age, sex, country..) A page with chat -after the member login he land directly on chat, here if other member see that im online, he can enter on my chat from my profile [login to view URL] chat the member icon must have his profile avatar, age sex and a short link "view profile" -the chat must be build in a single tab Members permissions Male members canot acces girl chat without a paypal payement, only send message. That is all pages :login, register, chat, member profile , online users, all users You are free to use what script you want or cms to integrate the chat.