Paris  - Never-shy John McEnroe has seized the moment of Roger Federer's Miami misery, producing an offer of coaching help in French media.

The 50-year-old legend and noted self-promoter told the Le Journal du Dimanche weekly that he would be available for coaching or other duties - on a limited basis, naturally.

"I'd like to help Roger," said Mac, adding: "He needs to change his strategy if he wants to beat (Rafael) Nadal - and I have an idea about that.

Miami (US), Apr. 4: Swiss tennis player Roger Federer was reduced to a rare bout of racquet-bashing as he was toppled in the semi-finals of the Miami ATP Masters 1000 by Serbian Novak Djokovic.

Djokovic, ranked number three in the world, beat the world number two 3-6 6-2 6-3 in one hour and 46 minutes.

Federer, the 13-time Grand Slam champion who is in search of his first title of 2009, comfortably won the first set as Djokovic found his feet, but could find no answers after that - finishing with 35 unforced errors.

Miami - An irate Roger Federer smashed a racket for the first time in memory as the normally calm Swiss stumbled to a 3-6, 6- 2, 6-3 loss against Novak Djokovic in the Miami Masters semi-finals on Friday.

Federer reduced his Wilson to scrap in a flash in the third game of a frustrating final set against the third seed as the Serb claimed a 3-0 lead after winning his sixth straight game in a turnaround.

At one point, Federer lost five of six service games.

Miami - Roger Federer is feeling the natural frustration of a tennis hero whose last title came just shy of six months ago.

The usually solid Swiss smashed his racket at a moment of third-set tension as he went down to a 3-6, 6-2, 6-3 semi-final loss to Novak Djokovic at the Miami Masters. He last lifted a trophy at his home Swiss Open in Basel on October 20.

Federer, who lost his Australian Open trophy to Rafael Nadal this season, is feeling his former dominance slip.

Miami - Irate Roger Federer smashed a racket for the first time in memory as the normally calm Swiss stumbled to a 3-6, 6-2, 6-3 loss against Novak Djokovic in the Miami Masters semi-finals on Friday.

Federer reduced his Wilson to scrap in a flash in the third game of a frustrating final set against the third seed as the Serb moved claimed a 3-0 lead after winning his sixth straight game in a turnaround.

At one point, Federer lost five of six service games.

Miami  - Rafael Nadal eagerly hopped the first available flight back to Europe on Friday after what the Spaniard admits was a brutal, tiring month of March in the US.

The world number 1 lifted a title at Indian Wells over Andy Murray but followed up at Crandon Park with a quarter-final shock at the Miami Masters.

The clay master from Mallorca was hoping to clear his head and rest his body over the weekend before plunging into training next week on his home island prior to the start of the Monte Carlo Masters starting next Easter Sunday.