$(function(){

	//setup on the click event
	$('.submit_form').click(function(){

		//set up some variables with needed values
		var input_name = $('input:eq(0)').val(),
			input_email = $('input:eq(1)').val(),
			input_subject = $('input:eq(2)').val(),
			input_message = $('textarea').val(),
			ajax_loader = "<img src='http://fedesilva.com/img/ajax-loader.gif' alt='Cargando...' />";

			//Hide any previous response
			$('#response').hide();

			//Show the loader
			$('#contact_div').animate({height: '220px'});
			$('#loader').html(ajax_loader);

			$.post('send_mail.php', {name: input_name, email: input_email, subject: input_subject, message: input_message},	function(data){

				//Hide the loader
				$('#loader img').hide(1000, function(){
					$('fieldset').append('<div id="response">' + data + '</div>');
					$('#contact_div').animate({height: '220px'});
				});
			});
			return false;
	});
});