 Džidić for the first time led Zrinjski in the 1997–98 First League of Bosnia and Herzegovina play-offs.From the First League of Herzeg-Bosnia, Zrinjski and Široki Brijeg were put in two groups where they waited their respective opponents of each group, for Sarajevo and Čelik Zenica.Zrinjski in the final competition suffered two defeats and failed to qualify for the play-offs final.