$(function() {
  $("#button").click(function() {
 	$.ajax({
      type: "POST",
      url: "/html_form_send.php",
      success: function() {
        $('#contact_form').html("<div id='message'></div>");
        $('#message').html("<h3>Thanks for your submission!<br />An associate will respond shortly.</h3>");  
      },
	  error: function(err) {
		alert("ERROR");
	  }
     });
    return false;
	});
});