function CheckName(item) {
 if (document.getElementById(item).value !== 0) {
  document.getElementById('check_name').value = 1;
 } else {
  document.getElementById('check_name').value = 0;
 }
 checkAll(); 
}


function CheckorganizerLastName(item) {
 if (document.getElementById(item).value !== 0) {
  document.getElementById('check_organizerLastName').value = 1;
 } else {
  document.getElementById('check_organizerLastName').value = 0;
 }
 checkAll(); 
}


function CheckorganizerName(item) {
 if (document.getElementById(item).value !== 0) {
  document.getElementById('check_organizerName').value = 1;
 } else {
  document.getElementById('check_organizerName').value = 0;
 }
 checkAll(); 
}

function CheckorganizerEmail(item) {
 if (document.getElementById(item).value !== 0) {
  document.getElementById('check_organizerEmail').value = 1;
 } else {
  document.getElementById('check_organizerEmail').value = 0;
 }
 checkAll(); 
}


function Checktelephone(item) {
 if (document.getElementById(item).value !== 0) {
  document.getElementById('check_telephone').value = 1;
 } else {
  document.getElementById('check_telephone').value = 0;
 }
 checkAll(); 
}


function Checkcompany(item) {
 if (document.getElementById(item).value !== 0) {
  document.getElementById('check_company').value = 1;
 } else {
  document.getElementById('check_company').value = 0;
 }
 checkAll(); 
}

function Checkaddress(item) {
 if (document.getElementById(item).value !== 0) {
  document.getElementById('check_address').value = 1;
 } else {
  document.getElementById('check_address').value = 0;
 }
 checkAll(); 
}


function checkAll() {
var x;
var check_name = document.getElementById('check_name').value;
var check_organizerLastName = document.getElementById('CheckorganizerLastName').value;
var check_organizerName = document.getElementById('CheckorganizerName').value;
var check_organizerEmail = document.getElementById('CheckorganizerEmail').value;
var check_telephone = document.getElementById('Checktelephone').value;
var check_company = document.getElementById('Checkcompany').value;
var check_address = document.getElementById('Checkaddress').value;
  x = check_name + check_organizerLastName;
  document.getElementById('check_all').value = x;
 if (document.getElementById('check_all').value == 1) {
  document.getElementById('submit_id').disabled = false;
 } else {
  document.getElementById('submit_id').disabled = true;
 }
}



// + check_organizerLastName + check_organizerName + check_organizerEmail + check_telephone + check_company + check_address