$(document).ready(function(){
var flag = false;
// Update chat when the form is used:
$("#f_msg").submit(function(){
	if(flag == false)
	{
		alert("Debes ingresar tu nombre para escrachar el tablón.");
		$("#chatbox .nombre label input").css("border","1px solid red");
		$("#name").focus();
		return false;
	}
	else
	{
	  element = $('input[@name=input]').get(0);
	  mymessage   = element.value;
	  myname = $('input[@name=name]').get(0).value;
	  $.post('jq_chat.php', {message: mymessage, name: myname});
	  element.value = '';
	  return false;
	 }
});
updateChat();

$("#f_name").submit(function()
{
	$("#name").attr(
	{
		disabled: "disabled"
	});
	flag = true;
	$("#chatbox .nombre label input").css("border","1px solid #569a4c");
	$("#chatbox #f_msg label input").focus();
	if ($("#name").attr("value") == "")
	{
		$("#name").attr(
		{
			value: "Invitado"
		});
	}
	return false;
});

$("#chatbox #f_msg label input").focus();

});
// Chat must also be updated when nothing is happening:
// We have to provide a random number or else IE will not refresh properly:
function updateChat() {
num = Math.random();
$('div.chatarea p').load('jq_chat.php?'+num);   
setTimeout('updateChat()', 4000);       
}