/**
	- mié 20 may 2009 00:32:47 ART - c1c4tr1z:
		+ modificado
		+ agregado captcha
	- vie 22 may 2009 17:12:21 ART - c1c4tr1z:
		+ agregado jquery	
**/

function nuevoAjax(){ 
	var xmlhttp=null; //ozx: "false" daria un error porque estarias estableciendo un valor
	
	try { 
		xmlhttp=new ActiveXObject("Msxml2.XMLHTTP"); 
	}catch(e){ 
		try{ 
			xmlhttp=new ActiveXObject("Microsoft.XMLHTTP"); 
		}catch(E){ xmlhttp=null; }
	}
	if(!xmlhttp && typeof XMLHttpRequest!='undefined')
		xmlhttp=new XMLHttpRequest();

	return xmlhttp; 
}

function ajax(){
	var text=$('<p/>');
	var peticion = document.forms[0].peticion.value;
	var captcha = document.forms[0].captcha.value;
	var ajax=nuevoAjax();
	
	$(text).attr({
		'visible':'hidden'
	});
	$('#caja').append($(text));
	$(text).fadeIn("slow").html("<center><img src='load.gif'></img><br>Cargando</center>");
	ajax.open("POST", "2.php", true);
	ajax.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	ajax.send("peticion="+peticion+"&captcha="+captcha);
	ajax.onreadystatechange=function(){
		if (ajax.readyState==4){
			
			$(text).fadeOut("fast",function(){$(this).html(ajax.responseText).fadeIn("fast")});
			$('#boton_enviar').animate({
				'height':'0px'}, 
				"slow", null, function(){$(this).remove()});
			$('#captcha_img').attr("src","");
			with(document.getElementById("boton_enviar")){
				//disabled=true;
				//style.display="none";
				parentNode.onsubmit=function(){};
			}
		}
		$('#captcha_img').attr("src","captcha.php?get");
	};
}