Submit button not working for a form created using multi-state box

$w . onReady ( function () {

//DATA VALIDATION 1 
$w ( "bookingFirstName, #bookingLastName, #bookingPhoneNumber, #bookingEmail" ). onChange ( **function**  () { 
    **if**  ( $w ( "#bookingFirstName" ). value . length  >  0  &&  $w ( "#bookingLastName" ). value . length  >  0  &&  $w ( "#bookingPhoneNumber" ). value . length  >  0  &&  $w ( "#bookingEmail" ). value . length  >  0 ) { 
        $w ( "#submitButton1" ). enable (); 
    }  **else**  {  $w ( "#submitButton1" ). disable (); } 
}); 


//SUBMIT BUTTON 1 
$w ( "#submitButton1" ). onClick ( **function**  () { 
    $w ( "#submitButton1" ). label  =  "Please wait..." 
    $w ( "#submitButton1" ). disable (); 
}); 


//AFTER SAVE 1 
$w ( "#dataset1" ). onAfterSave ( **function**  () { 
    $w ( "#submitButton1" ). label  =  "Submit" ; 
    $w ( "#submitButton1" ). enable (); 
    $w ( "#bookingMultiStateBox" ). changeState ( "successPage1" ); 
}); 


//DATA VALIDATION 2 
$w ( "#enquiryFirstName, #enquiryLastName, #enquiryPhoneNumber, #enquiryEmail, #enquiryMessage" ). onChange ( **function**  () { 
    **if**  ( $w ( "#enquiryFirstName" ). value . length  >  0  &&  $w ( "#enquiryLastName" ). value . length  >  0  &&  $w ( "#enquiryPhoneNumber" ). value . length  >  0  &&  $w ( "#enquiryEmail" ). value . length  >  0  &&  $w ( "#enquiryMessage" ). value . length  >  0 ) { 
        $w ( "#submitButton2" ). enable (); 
    }  **else**  {  $w ( "#submitButton2" ). disable (); } 
}); 


//SUBMIT BUTTON 2 
$w ( "#submitButton2" ). onClick ( **function**  () { 
    $w ( "#submitButton2" ). label  =  "Please wait..." 
    $w ( "#submitButton2" ). disable (); 
}); 

//AFTER SAVE 2 
$w ( "#dataset1" ). onAfterSave ( **function**  () { 
    $w ( "#submitButton2" ). label  =  "Submit" ; 
    $w ( "#submitButton2" ). enable (); 
    $w ( "#bookingMultiStateBox" ). changeState ( "successPage2" ); 
}); 


//HOVER BOXES 
$w ( "#hoverBox1" ). onClick ( **function**  () { 
    $w ( '#bookingMultiStateBox' ). changeState ( "successPage1" ); 
}); 
$w ( "#hoverBox2" ). onClick ( **function**  () { 
    $w ( '#bookingMultiStateBox' ). changeState ( "appointmentBooking" ); 
}); 


//PREVIOUS BUTTONS 
$w ( "#previousButton1" ). onClick ( **function**  () { 
    $w ( '#bookingMultiStateBox' ). changeState ( "acquireDetails1" ); 
}); 
$w ( "#previousButton2" ). onClick ( **function**  () { 
    $w ( '#bookingMultiStateBox' ). changeState ( "acquireDetails2" ); 
}); 
$w ( "#previousButton3" ). onClick ( **function**  () { 
    $w ( '#bookingMultiStateBox' ). changeState ( "propertyPurchase1" ); 
}); 
$w ( "#previousButton4" ). onClick ( **function**  () { 
    $w ( '#bookingMultiStateBox' ). changeState ( "acquireDetails2" ); 
}); 
$w ( "#previousButton5" ). onClick ( **function**  () { 
    $w ( '#bookingMultiStateBox' ). changeState ( "propertyPurchase1" ); 
}); 


//RADIO BUTTONS 
$w ( "#radioGroup1" ). onChange ( **function**  () { 
 **let**  selectedIndex  =  $w ( "#radioGroup1" ). selectedIndex 
      console . log ( selectedIndex ) 
 **if**  ( selectedIndex === 0 ) { function1 ();} 
 **if**  ( selectedIndex === 1 ) { function2 ();} 
 }); 

    **function**  function1 (){ $w ( '#bookingMultiStateBox' ). changeState ( "acquireDetails2" )} 
    **function**  function2 (){ $w ( '#bookingMultiStateBox' ). changeState ( "enquiryForm" )} 


$w ( "#radioGroup2" ). onChange ( **function**  () { 
 **let**  selectedIndex  =  $w ( "#radioGroup2" ). selectedIndex 
      console . log ( selectedIndex ) 
 **if**  ( selectedIndex === 0 ) { function3 ();} 
 **if**  ( selectedIndex === 1 ) { function4 ();} 
 }); 

    **function**  function3 (){ $w ( '#bookingMultiStateBox' ). changeState ( "propertyPurchase1" )} 
    **function**  function4 (){ $w ( '#bookingMultiStateBox' ). changeState ( "remortgageOptions1" )} 


$w ( "#radioGroup3" ). onChange ( **function**  () { 
 **let**  selectedIndex  =  $w ( "#radioGroup3" ). selectedIndex 
      console . log ( selectedIndex ) 
 **if**  ( selectedIndex === 0 ) { function5 ();} 
 **if**  ( selectedIndex === 1 ) { function6 ();} 
 }); 

    **function**  function5 (){ $w ( '#bookingMultiStateBox' ). changeState ( "propertyPurchase2" )} 
    **function**  function6 (){ $w ( '#bookingMultiStateBox' ). changeState ( "remortgageOptions2" )} 


$w ( "#radioGroup4" ). onChange ( **function**  () { 
 **let**  selectedIndex  =  $w ( "#radioGroup4" ). selectedIndex 
      console . log ( selectedIndex ) 
 **if**  ( selectedIndex === 0 ) { function7 ();} 
 **if**  ( selectedIndex === 1 ) { function8 ();} 
 **if**  ( selectedIndex === 2 ) { function9 ();} 
 **if**  ( selectedIndex === 3 ) { function10 ();} 
 }); 

    **function**  function7 (){ $w ( '#bookingMultiStateBox' ). changeState ( "bookingForm" )} 
    **function**  function8 (){ $w ( '#bookingMultiStateBox' ). changeState ( "bookingForm" )} 
    **function**  function9 (){ $w ( '#bookingMultiStateBox' ). changeState ( "bookingForm" )} 
    **function**  function10 (){ $w ( '#bookingMultiStateBox' ). changeState ( "bookingForm" )} 


$w ( "#radioGroup5" ). onChange ( **function**  () { 
 **let**  selectedIndex  =  $w ( "#radioGroup5" ). selectedIndex 
      console . log ( selectedIndex ) 
 **if**  ( selectedIndex === 0 ) { function11 ();} 
 **if**  ( selectedIndex === 1 ) { function12 ();} 
 }); 

    **function**  function11 (){ $w ( '#bookingMultiStateBox' ). changeState ( "bookingForm" )} 
    **function**  function12 (){ $w ( '#bookingMultiStateBox' ). changeState ( "bookingForm" )} 


$w ( "#radioGroup6" ). onChange ( **function**  () { 
 **let**  selectedIndex  =  $w ( "#radioGroup6" ). selectedIndex 
      console . log ( selectedIndex ) 
 **if**  ( selectedIndex === 0 ) { function13 ();} 
 **if**  ( selectedIndex === 1 ) { function14 ();} 
 }); 

    **function**  function13 (){ $w ( '#bookingMultiStateBox' ). changeState ( "bookingForm" )} 
    **function**  function14 (){ $w ( '#bookingMultiStateBox' ). changeState ( "bookingForm" )} 


$w ( "#nextButton0" ). onClick ( **function**  () { 
 **let**  selectedIndex  =  $w ( "#radioGroup1" ). selectedIndex 
      console . log ( selectedIndex ) 
 **if**  ( selectedIndex === 0 ) { function15 ();} 
 **if**  ( selectedIndex === 1 ) { function16 ();} 
 }); 

    **function**  function15 (){ $w ( '#bookingMultiStateBox' ). changeState ( "propertyPurchase1" )} 
    **function**  function16 (){ $w ( '#bookingMultiStateBox' ). changeState ( "enquiryForm" )} 


$w ( "#nextButton1" ). onClick ( **function**  () { 
 **let**  selectedIndex  =  $w ( "#radioGroup2" ). selectedIndex 
      console . log ( selectedIndex ) 
 **if**  ( selectedIndex === 0 ) { function17 ();} 
 **if**  ( selectedIndex === 1 ) { function18 ();} 
 }); 

    **function**  function17 (){ $w ( '#bookingMultiStateBox' ). changeState ( "propertyPurchase2" )} 
    **function**  function18 (){ $w ( '#bookingMultiStateBox' ). changeState ( "remortgageOptions2" )} 


$w ( "#nextButton2" ). onClick ( **function**  () { 
 **let**  selectedIndex  =  $w ( "#radioGroup3" ). selectedIndex 
      console . log ( selectedIndex ) 
 **if**  ( selectedIndex === 0 ) { function19 ();} 
 **if**  ( selectedIndex === 1 ) { function20 ();} 
 **if**  ( selectedIndex === 2 ) { function21 ();} 
 **if**  ( selectedIndex === 3 ) { function22 ();} 
 }); 

    **function**  function19 (){ $w ( '#bookingMultiStateBox' ). changeState ( "bookingForm" )} 
    **function**  function20 (){ $w ( '#bookingMultiStateBox' ). changeState ( "bookingForm" )} 
    **function**  function21 (){ $w ( '#bookingMultiStateBox' ). changeState ( "bookingForm" )} 
    **function**  function22 (){ $w ( '#bookingMultiStateBox' ). changeState ( "bookingForm" )} 


$w ( "#nextButton3" ). onClick ( **function**  () { 
 **let**  selectedIndex  =  $w ( "#radioGroup4" ). selectedIndex 
      console . log ( selectedIndex ) 
 **if**  ( selectedIndex === 0 ) { function23 ();} 
 **if**  ( selectedIndex === 1 ) { function24 ();} 
 }); 

    **function**  function23 (){ $w ( '#bookingMultiStateBox' ). changeState ( "bookingForm" )} 
    **function**  function24 (){ $w ( '#bookingMultiStateBox' ). changeState ( "bookingForm" )} 


$w ( "#nextButton4" ). onClick ( **function**  () { 
 **let**  selectedIndex  =  $w ( "#radioGroup5" ). selectedIndex 
      console . log ( selectedIndex ) 
 **if**  ( selectedIndex === 0 ) { function25 ();} 
 **if**  ( selectedIndex === 1 ) { function26 ();} 
 }); 

    **function**  function25 (){ $w ( '#bookingMultiStateBox' ). changeState ( "bookingForm" )} 
    **function**  function26 (){ $w ( '#bookingMultiStateBox' ). changeState ( "bookingForm" )} 

});