title: jQuery send string as POST parameters
body: <p>I want to send a string as an ajax Post parameter.</p>
  
  <p>The following code:</p>
  
  <pre><code>$.ajax({
     type: "POST",
     url: "http://nakolesah.ru/",
     data: 'foo=bar&amp;ca$libri=no$libri',
     success: function(msg){
       alert('wow'+msg);
     }
  });
  </code></pre>
  
  <p>Is not working. Why?</p>