var xmlHttp

function alerta(){
  alert("ALERTA!")
}
function showUser(str,str2)
{ 
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
 {
 alert ("Browser does not support HTTP Request")
 return
 }
var url="phpajax_log.php"
url=url+"?q="+str
url=url+"&s="+str2
url=url+"&sid="+Math.random()
xmlHttp.onreadystatechange=stateChanged 
xmlHttp.open("GET",url,true)
xmlHttp.send(null)
}
function autoedad(co,ed){ 
  xmlHttp=GetXmlHttpObject()
  if (xmlHttp==null){
    alert ("Browser does not support HTTP Request")
    return
  }
  var url="auto_edad.php"
  url=url+"?q="+co
  url=url+"&e="+ed
  url=url+"&sid="+Math.random()
  xmlHttp.onreadystatechange=stateChanged 
  xmlHttp.open("GET",url,true)
  xmlHttp.send(null)
}
function stateChanged() 
{ 
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
 { 
 var temp = xmlHttp.responseText
 var mysplit = temp.split(",");

 if(mysplit[0] == 1){
   showDialog('Error','Este usuario NO existe en el sistema!','error',3);
 }
 if(mysplit[0] == 2){
   showDialog('Warning','La contraseņa digitada NO coincide con el usuario!','warning',3);
 }
 if(mysplit[0] == 3){
   if(mysplit[1] != 0 ){
     var calc_edad = calcular_edad(mysplit[1],1);
     autoedad(mysplit[2],calc_edad);
   }
   parent.prin.location.replace('entrada.php');
 }
 } 
}
function GetXmlHttpObject()
{
var xmlHttp=null;
try
 {
 // Firefox, Opera 8.0+, Safari
 xmlHttp=new XMLHttpRequest();
 }
catch (e)
 {
 //Internet Explorer
 try
  {
  xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
  }
 catch (e)
  {
  xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
 }
return xmlHttp;
}