Error

[19:42:18 INFO]: [Skript] Loading variables...
[19:42:18 INFO]: [Skript] Loaded 1 variables in 0.0 seconds
[19:42:18 ERROR]: [Skript] can't understand this condition: 'player's balance is bigger than 999$' (gui.sk, line 29: if player's balance is bigger than 999$:')
[19:42:18 ERROR]: [Skript] 'else' has to be placed just after an 'if' or 'else if' section (gui.sk, line 33: else:')
[19:42:18 ERROR]: [Skript] can't understand this condition: 'player's balance is bigger than 499$' (gui.sk, line 36: if player's balance is bigger than 499$:')
[19:42:18 ERROR]: [Skript] 'else' has to be placed just after an 'if' or 'else if' section (gui.sk, line 40: else:')
[19:42:21 ERROR]: [Skript] Can't compare a player with 'in world "warzone"' (warzone.sk, line 2: if player is in world "warzone":')
[19:42:21 INFO]: [Skript] Loaded 5 scripts with a total of 22 triggers and 6 commands in 3.54 seconds
[19:42:21 INFO]: [Skript] Finished loading.