Codice PHP:
// reset alpha
function reset(IDactive){

    for(
I=1;I<10;I++){

        
this["img"+I]._alpha=50
        this
["img"+I].stato=false


    
}
    
this["im"+IDactive]._alpha=100
    this
["im"+IDactive].stato=true

}

// prototipo clip img

MovieClip.prototype.gestIMG=function(){
      
this.onRollOver=function(){
            if(!
this.stato){
                    
this._alpha=100
            
}
       }
      
this.onRollOut=function(){
            if(!
this.stato){
                    
this._alpha=50
            
}
       }
       
this.onPress=function(){
            if(!
this.stato){
                    
reset(this.ID)
                    
// altre azioni
            
}
        }
}

// assegnazione prototipo

for(I=1;I<10;I++){

        
this["img"+I].ID=I
        this
["img"+I].gestIMG()


    }