sentences:  O'Leary left Kilmarnock when his contract expired in 2010 taking 9 months out of football for personal reasons.However, after failing to win a deal at Vancouver Whitecaps following a trial, he returned to Kilmarnock and signed a short-term deal in March 2011.In February 2007 he was named in a Republic of Ireland under-21 squad, but he declined, choosing to represent the country of his birth instead.