Collapse not working on next/previous item page.

$w ( “#dataset1” ). onReady ( function test () {

    **let**  index  =  $w ( "#dataset1" ). getCurrentItemIndex () 
     console . log  ( index ) 
  
    
    **let**  vidValue  =  $w ( "#dataset1" ). getCurrentItem (). videoFlag ; 
   console . log ( vidValue ); 
   **let**  jourValue  =  $w ( "#dataset1" ). getCurrentItem (). journalFlag ; 
   console . log ( jourValue ); 
   **let**  audValue  =  $w ( "#dataset1" ). getCurrentItem (). audioFlag ; 
   console . log ( audValue ); 

    **if**  ( vidValue  ==  1 ) { 

        $w ( '#videoBox1' ). expand (); 

        $w ( '#videoBox1' ). show (); 

    }  **else**  { 

        $w ( '#videoBox1' ). collapse (); 

        $w ( '#videoBox1' ). hide (); 

    
    
    } 

    **if**  ( jourValue  ==  1 ) { 

        $w ( '#text16' ). expand (); 

        $w ( '#text16' ). show (); 

    }  **else**  { 

        $w ( '#text16' ). collapse (); 

        $w ( '#text16' ). hide (); 

    
    
    } 

    **if**  ( audValue  ==  1 ) { 

        $w ( '#audioPlayer1' ). expand (); 

        $w ( '#audioPlayer1' ). show (); 

    }  **else**  { 

        $w ( '#audioPlayer1' ). collapse (); 

        $w ( '#audioPlayer1' ). hide (); 

    } 



});