// JavaScript Document

function efecto(src, valor){
	var color="#fff";
	var transparencia=100;
	if (valor){
		color="#999";
		transparencia=75;
	}
	src.style.borderColor=color;
	src.style.opacity=(transparencia/100); 
	src.style.MozOpacity=(transparencia/100); 
    src.style.KhtmlOpacity=(transparencia/100); 
    src.style.filter="alpha(opacity="+transparencia+")";
}

function Ajax_call(url, contenedor)
{


var httpxml;

try
{
// Firefox, Opera 8.0+, Safari
httpxml=new XMLHttpRequest();
}
catch (e)
{
// Internet Explorer
try
{
httpxml=new ActiveXObject("Msxml2.XMLHTTP");
alert("1");
}
catch (e)
{
try
{
httpxml=new ActiveXObject("Microsoft.XMLHTTP");
alert("2");
}
catch (e)
{
alert("Your browser does not support AJAX!");
return false;
}
}
}
function stateck()
{
if(httpxml.readyState==4)
{

	borrar = document.getElementById(contenedor);
	padre = borrar.parentNode;
	padre.removeChild(borrar);
	cont = document.createElement('div'); 
	cont.id = contenedor; 
	padre.appendChild(cont);
	
document.getElementById(contenedor).innerHTML=httpxml.responseText;
}
}

httpxml.onreadystatechange=stateck;
httpxml.open("GET",url,true);
httpxml.send(null);
}