Ashley Young has urged Martin O'Neill not to walk away from Aston Villa and help the club move on to the next level.[LNB] O'Neill has been forced to cope with mounting speculation over his future in the Midlands amid reports of a disagreement with owner Randy Lerner, but has pledged to stay on.[LNB]Villa bounced back from their 7-1 humbling at Chelsea with a hard-fought 1-0 success over Bolton to remain in contention for fourth place and a Champions League berth.[LNB]O'Neill's men also have a chance for revenge as they face the Blues in the FA Cup semi-final on Saturday, their second visit to Wembley this season after being edged out by Manchester United in the Carling Cup final.[LNB]And winger Young, who scored a stunning winner at the Reebok Stadium on Saturday, believes any critics need to look at what has already been achieved under the former Celtic manager.[LNB]Young said: "Of course Martin is integral to taking Villa on to the next stage.[LNB]"Since the gaffer has come in the club has gone up step by step and is progressing in the right direction and you can't ask for any more than that. [LNB]"If you'd said to us at the start of the season we would get to the Carling Cup final, the FA Cup semi-finals and go into April still with a chance of finishing fourth you would have taken that. [LNB]"I believe everyone knows we have had a good season but there is still a lot of work to be done.[LNB]"We have got the players and the will to fight and win. If you have got that instilled in you, you have always got a chance."