title: Uncaught SyntaxError: Invalid or unexpected token in JavaScript
body: <p>I am getting this error message at the console for line:</p>
  
  <pre><code>var dataString = \'search=\'+ searchid;
  </code></pre>
  
  <p>at following script:</p>
  
  <pre><code>$(function(){
      $(".search").keyup(function() { 
          var searchid = $(this).val();
          var dataString = \'search=\'+ searchid;
          if(searchid!=\'\') {
              $.ajax({
                  type: "POST",
                  url: "classes/search.php",
                  data: dataString,
                  cache: false,
                  success: function(html) {
                      $("#result").html(html).show();
                  }
              });
          }
          return false;    
      });
  });
  </code></pre>
  
  <p>What is wrong there?</p>