function nuevoAjax()
{ 
	var xmlhttp=false; 
	try 
	{ 
		xmlhttp=new ActiveXObject("Msxml2.XMLHTTP"); 
	}
	catch(e)
	{ 
		try
		{ 
			xmlhttp=new ActiveXObject("Microsoft.XMLHTTP"); 
		} 
		catch(E) { xmlhttp=false; }
	}
	if (!xmlhttp && typeof XMLHttpRequest!='undefined') { xmlhttp=new XMLHttpRequest(); } 

	return xmlhttp;
}

function des1(val,con,swf){
	var capa = document.getElementById('descripcion');
	var ajax=nuevoAjax();
	ajax.open("POST", "descripcion.php", true)
	ajax.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	ajax.send('val='+val+'& con='+con);
	ajax.onreadystatechange=function()
	{
		if (ajax.readyState==4)
		{
			capa.innerHTML=ajax.responseText;
		}
	}
}

function funcswf(swf){
	var status = document.getElementById('status');
	if(swf != status.value){
		status.value = swf;
		var capa = document.getElementById('flash');
		var ajax=nuevoAjax();
		ajax.open("POST", "swf.php", true)
		ajax.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
		ajax.send("con="+swf);
		ajax.onreadystatechange=function()
		{
			if (ajax.readyState==4)
			{
				capa.innerHTML=ajax.responseText;	
			}
		}
	}
}

function cambia(dir,val,con,swf){
	var capa = document.getElementById('text');
	var ajax=nuevoAjax();
	ajax.open("POST", dir, true)
	ajax.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	ajax.send("con="+val);
	ajax.onreadystatechange=function()
	{
		if (ajax.readyState==4)
		{
			capa.innerHTML=ajax.responseText;
		}
	}
	des1(val,con,swf);
}

function cambia3(dir,val,img,con,swf){
	var capa = document.getElementById('text');
	var ajax=nuevoAjax();
	ajax.open("POST", dir, true)
	ajax.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	ajax.send("con="+val+' & img='+img);
	ajax.onreadystatechange=function()
	{
		if (ajax.readyState==4)
		{
			capa.innerHTML=ajax.responseText;
			
		}
	}
	des1(val,con,swf);
}

function cambia2(dir,val,con,img,swf){
	var capa = document.getElementById('text');
	var ajax=nuevoAjax();
	ajax.open("POST", dir, true)
	ajax.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	ajax.send("img="+img);
	ajax.onreadystatechange=function()
	{
		if (ajax.readyState==4)
		{
			capa.innerHTML=ajax.responseText;
			
		}
	}
	des1(val,con,swf);
}

function validar(nombre,correo,comentario){
	var confirma = true;
	if(nombre==''){
		confirma = false;
	}
	if(correo==''){
		confirma = false;
	}else{
		var s = correo;
		var filter=/^[A-Za-z][A-Za-z0-9_]*@[A-Za-z0-9_]+\.[A-Za-z0-9_.]+[A-za-z]$/;
		if (s.length == 0 ){}
		if (filter.test(s)) {}
		else{
			alert("Ingrese una direccion de correo valida");
			confirma = false;
		}
	}
	if(comentario==''){
		confirma = false;
	}
	if(confirma==true){
	
	var capa = document.getElementById('res');
	var ajax=nuevoAjax();
	ajax.open("POST", "enviar_correo.php", true)
	ajax.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	ajax.send('nombre='+nombre+' & correo='+correo+' & comentario='+comentario);
	ajax.onreadystatechange=function()
	{
		if (ajax.readyState==4)
		{
			capa.innerHTML=ajax.responseText;
			alert('correo enviado');
		}
	}
}}