function formLogin()
{
	return document.formRecuperar;
}

function limpiar()
{
	with (formLogin())
	{
		email.value="";
	}

}

function enviar()
{
	if (!validar())
	{
		with (formLogin())
		{
			accion.value='Enviar';
			submit();	
		}
	
	}
}	
	
function validar()
{
	error=false;
	with (formLogin())
	{


		if(email.value=="")
		{
			alerta("Debe ingresar una direccion de email valida");
			email.focus();
			error=true;
		}else
		{
			if(!validarEmail(email.value))
			{
				alerta("Debe ingresar un email valido");
				email.focus();
				error=true;			
			}	
		
		}

	
	}
	return error;
}	

function validarEmail(emailStr) 
{

var checkTLD=1;
var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
var emailPat=/^(.+)@(.+)$/;
var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
var validChars="\[^\\s" + specialChars + "\]";
var quotedUser="(\"[^\"]*\")";
var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
var atom=validChars + '+';
var word="(" + atom + "|" + quotedUser + ")";
var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
var matchArray=emailStr.match(emailPat);

if (matchArray==null) 
{
	return false;
}
var user=matchArray[1];
var domain=matchArray[2];

for (i=0; i<user.length; i++)
{
	if (user.charCodeAt(i)>127)
	 {
		return false;
  	 }
}
for (i=0; i<domain.length; i++)
{
	if (domain.charCodeAt(i)>127)
	 {
		return false;
  	 }
}

if (user.match(userPat)==null) 
{
	return false;
}

var IPArray=domain.match(ipDomainPat);
if (IPArray!=null) 
{
	for (var i=1;i<=4;i++)
	 {
		if (IPArray[i]>255)
		 {
			return false;
		 }
	}
return true;
}

 
var atomPat=new RegExp("^" + atom + "$");
var domArr=domain.split(".");
var len=domArr.length;
for (i=0;i<len;i++)
{
	if (domArr[i].search(atomPat)==-1) 
	{
		return false;
	}
}

if (checkTLD && domArr[domArr.length-1].length!=2 && 
domArr[domArr.length-1].search(knownDomsPat)==-1) 
{
	return false;
}


if (len<2) 
{
	return false;
}

return true;
}