// 
//  form_extensions.js
//  ingatlankozvetitok.net
//  
//  Created by whitezo on 2009-03-25.
//  Copyright 2009 Design Candy. All rights reserved.
// 


// ===================================================================
// = PROTOTYPE :: removes leading & trailing whitespaces from string =
// ===================================================================
String.prototype.trim = function() {
	a = this.replace(/^\s+/, '');
	return a.replace(/\s+$/, '');
};

// =========================================
// = jQuery form text input hinting plugin =
// =========================================
jQuery.fn.hint = function (blurClass) {
  if (!blurClass) { 
    blurClass = 'blur';
  }

  return this.each(function () {
    // get jQuery version of 'this'
    var $input = jQuery(this),

    // capture the rest of the variable to allow for reuse
      title = $input.attr('title'),
      $form = jQuery(this.form),
      $win = jQuery(window);

    function remove() {
      if ($input.val() === title && $input.hasClass(blurClass)) {
        $input.val('').removeClass(blurClass);
      }
    }

    // only apply logic if the element has the attribute
    if (title) { 
      // on blur, set value to title attr if text is blank
      $input.blur(function () {
        if (this.value === '') {
          $input.val(title).addClass(blurClass);
        }
      }).focus(remove).blur(); // now change all inputs to title

      // clear the pre-defined text when form is submitted
      $form.submit(remove);
      $win.unload(remove); // handles Firefox's autocomplete
    }
  });
};

$().ready(function() {

	$('#commentForm').submit(function() {
		var params = $("#commentForm").serialize();
		var myAjax = $.ajax({

			type: "POST",
			data : params,
			url: this.action + "?ajax=true",
			success: function(msg){
				$("#commentMessages").html(msg);
			}
		});

	return false;
	});

	$('#captchaRefreshBtn').click(function() {
		var ord=Math.round(Math.random()*100000000);
		$('#captcha').attr("src" , "/_captcha?" + ord );
		return false;
	});

});