[Sav2907]

Помогите допилить код:

<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<button id="save">СОХРАНИТЬ</button><br>
<select id="name1">
  <option selected></option>
  <option value="F100">F100</option>
  <option value="F200">F200</option>
  <option value="F300">F300</option>
</select><br>
<select id="name2">
  <option selected></option>
  <option value="F100">F100</option>
  <option value="F200">F200</option>
  <option value="F300">F300</option>
</select><br>
<select id="name3">
  <option selected></option>
  <option value="F100">F100</option>
  <option value="F200">F200</option>
  <option value="F300">F300</option>
</select>

<script>
$('select').on('change', function(){
  var name = document.querySelectorAll("[id^='name']");
  
  var a = 0;
  for (var i = 0; i< 3; i++)
  {
    if(name[i].value == 'F200'){
    	$("#save").attr("disabled", true);
        $("#save").css({"background-color": "red"});
      }else{
        $("#save").attr("disabled", false);
        $("#save").css({"background-color": "blue"});	
      }
  }
});
</script>