Hello again my question is the following how can i retrieve or attribute an index to a "firedNear" EH an most of all how does the removeEventHandler work? how do i can remove the EH if my anim reach 0 value in this case? Here is the EH script (i can provide More if needed):  The problem is i can't figure how to remove the EH when the anim reach back 0 value wich mean is hided and add it back when the anim reach back 1 value wich mean is visible...