The future of Cristiano Ronaldo was still unclear after Manchester United's Champions League triumph over Chelsea. in Moscow.

Winger Ronaldo, 23, has been repeatedly linked with a move to Real Madrid but United have insisted he is staying put.

Asked after the match where his future lay, Ronaldo told BBC TV: "I stay."

However, the Portuguese star then told Radio 5 Live: "I don't promise nothing. I don't promise nothing to my mum, I don't promise nothing to supporters."

He added: "I want to stay but the future - no-one knows. I want to stay. We are going to see in the next two weeks, I don't say I make a decision."

Ronaldo scored the opening goal in Wednesday's final against Chelsea but missed in the penalty shoot-out, before goalkeeper Edwin van der Sar won the trophy with a save from Nicolas Anelka.

Reports in the Spanish press have repeatedly claimed that the Portuguese international will be heading to Real Madrid in the summer.

But Manchester United have been adamant that the player will see out the contract he signed last year, which ties him to Old Trafford until 2012.

606: DEBATE Do you think Ronaldo will stay?

And asked whether Ronaldo would stay, manager Sir Alex Ferguson added: "If you want to put a bet on it, I'll put a big bet on it."