necklace who morph you

My project is to create objects (a necklace) that when the player on equip morph to undead skin (3533) and when the player put this item in his bag or delete it, demorph the player. My actualy code is

it’s work morph player on equip, but how can add a dismoph on deequip ?
For more informations about what i try to do look this screens :

I’m motivated and determined to learn how to do this ! /emoticons/default_biggrin.png
Can you help me ?

I’m on latest revision of trinity core /emoticons/default_tongue.png

thank you in advance /emoticons/default_wink.png

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This thread is not related to the official Trinity codebase and was moved to the Custom Code section.

Please read the stickies next time.

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Oups i’m sorry thank