<>The Red Devils were keen on Vidic before he moved to Spartak Moscow in 2004, but now they are back and considering a move. </P>
<>Liverpool, Aston Villa, Fiorentina and Palermo are also very keen on the Serb - who is rated as one of the best young defenders in Europe. </P>
<>Now Spartak chief executive Sergei Shavlo claims his club are bracing themselves for bids from both Manchester United and Liverpool. </P>
<>"According to our information, Manchester United are ready to make an offer and probably Liverpool," Shavlo told Russian Football, Hockey Magazine. </P>
<>"It's good that the player has progressed so much during the last season. </P>
<P>"Vidic is a player in our team and we wouldn't like to let him go. </P>
<P>"We'll try to do our best to continue his staying with the club. But if any club can offer us the proper price which we can use for signing another player of the same level we can accept that. </P>
<P>"This amount is equal to