The 36-year-old Irishman, who had more than his fair share of clashes with referees during his illustrious playing career, is a supporter of the drive to eradicate bad behaviour towards the men in black.
However, he is adamant that some of his colleagues need to set a better example and said: "A lot of it will come down to the managers and how the managers behave. You watch a lot of managers - and sometimes it is not the manager, it is their staff, which is worse because the manager is letting the staff carry on that way."
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