function formataCep(cep){
	var aux = cep.selectionEnd;
	cep.value = cep.value.replace(/[^0-9]/g, '');
	if(cep.value.length >= 5)
		cep.value = cep.value.substring(0,5)+'-'+cep.value.substring(5,8);
	cep.selectionEnd = aux;
}
function formataSite(site)
{

	var aux = site.selectionEnd;
	site.value = site.value.replace(/^http:\/\//, '');
	if(site.value.length >= 1)
	{
		site.value = "http://"+site.value;
		aux+=7;
	}
	site.selectionEnd = aux;
	

}

function formataTel(tel){
	var aux = tel.selectionEnd;
	tel.value = tel.value.replace(/[^0-9]/g, '');

	if(tel.value.length >= 1)
	{
		tel.value = '('+tel.value;
		aux++;
	}
	if(tel.value.length >= 3)
	{
		tel.value = tel.value.substring(0,3)+') '+tel.value.substring(3,13);
		aux+=2;
	}
	if(tel.value.length >= 10)
	{
		tel.value = tel.value.substring(0,9)+'-'+tel.value.substring(9,13);
		aux++;
	}
	tel.selectionEnd = aux;
}

function validaEmail(email){
	if(!/^[a-zA-Z0-9]{1}([\._a-zA-Z0-9-]+)(\.[_a-zA-Z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+){1,3}$/gi.test(email.value))
	{
		alert('Email Invalido!');
		return false;
	}
	else
		return true;
}