// let's create variables
   var handle = $("#handle").val();
   var question = $("#question").val();
   var comment = $("#comment").val();

   // are fields blank?
      if (handle == ""){
         $("#handle_error").fadeIn('medium')
      }
      if (question == ""){
         $("#question_error").fadeIn('medium')
      }
      if (comment == ""){
         $("#comment_error").fadeIn('medium')
      }