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


function enviarMail(){
c = document.getElementById('resultado_mensaje');

t0=document.enviar_email.nombre.value;
t1=document.enviar_email.telefono.value;
t2=document.enviar_email.email.value;
t3a=document.enviar_email.day.value;
t3b=document.enviar_email.month.value;
t3c=document.enviar_email.year.value;
t4=document.enviar_email.dias.value;
t5=document.enviar_email.personas.value;
t6a=document.enviar_email.horaentrada.value;
t6b=document.enviar_email.minutosentrada.value;
t7=document.enviar_email.observaciones.value;
t8=document.enviar_email.idioma.value;

if(t0.length<2){		
alert('Error');		
return;	
}
if(t1.length<2){		
alert('Error');		
return;	
}
if(t2.length<2){		
alert('Error');		
return;	
}

ajax=DdAmbulant();
c.innerHTML = '<p style="text-align:center;"><img src="images/esperando.gif"/></p>'; 
ajax.open("POST", "envia_mail.php",true);
ajax.onreadystatechange=function() {
if (ajax.readyState==4) {
c.innerHTML = ajax.responseText
}
}
ajax.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
ajax.send("t0="+t0+"&t1="+t1+"&t2="+t2+"&t3a="+t3a+"&t3b="+t3b+"&t3c="+t3c+"&t4="+t4+"&t5="+t5+"&t6a="+t6a+"&t6b="+t6b+"&t7="+t7+"&t8="+t8)
}