$(document).ready(function(){
	$('textarea[name=message_sms]').live('keyup',function(event){
		length = $(this).val().length;
		$('#quedan').html(150 - length);

		if(length > 150){
			max = $(this).val().substring(0,150);
			$(this).val(max);
		}
	});

	$('#send_message').live('submit',function(){
		values = $(this).serialize();
		action = $('#send_message').attr('action');

		$.ajax({
			type: "POST",
			url: action,
			data: values,
			success: function(msg){
				$('#message').html(msg);
			}	
		});
		return false;
	});
});