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 enviarMail()
{
       c = document.getElementById('resultado_mensaje');
   
       //variable=documenet.nombre_del_form.nombre_del_control.value
       emis=document.enviar_email.email.value;
       dest=document.enviar_email.emailDest.value;
       men=document.enviar_email.msg.value;
	   
	   ajax=nuevoAjax();
       c.innerHTML = '<div id="sendMsg"><img src="img/Progressbar.gif" /></div>'; 
       ajax.open("POST", "sndEmail.php",true);
       ajax.onreadystatechange=function()
	   {
       		if (ajax.readyState==4)
	   		{
		       c.innerHTML = ajax.responseText
       		}
       }
       ajax.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
       ajax.send("destinatario="+dest+"&email="+emis+"&msg="+men)
}
function borrarCampos()
{
       document.enviar_email.email.value="Email";
       document.enviar_email.msg.value="Mensaje";
}