fiddle 5

by Nibin George

HTML

<select id ="mySelect">
  <option value="1">First</option>
  <option value="2">Second</option>
 
</select>
<a id="firsta">My first Anchor</a>
<a id="seconda">My Second Anchor</a>

CSS

#seconda {
    display:none;
}

JavaScript

$('#mySelect').on('change',function(){
    if($(this).val() == 1){
    $('#seconda').hide();
        $('#firsta').show();
    }else{
    $('#firsta').hide();
         $('#seconda').show();
    }
});