function validation_inscription_news() 
{
	var email = document.getElementById("news_email").value.toLowerCase();
	
	if (email.search(/^[\w\-]+(\.[\w\-]+)*@[\w\-]+(\.[\w\-]+)*\.[\w\-]{2,4}$/) == -1)
	{ 
		alert ('Entrez une adresse email valide !'); 
		document.getElementById("news_email").focus(); 
		return false; 
    }
	
	document.getElementById("form_inscription_news").submit();
}

function validation_inscription_news_alerte_bas() 
{
	var email = document.getElementById("news_email_alerte_bas").value.toLowerCase();
	
	if (email.search(/^[\w\-]+(\.[\w\-]+)*@[\w\-]+(\.[\w\-]+)*\.[\w\-]{2,4}$/) == -1)
	{ 
		alert ('Entrez une adresse email valide !'); 
		document.getElementById("news_email_alerte_bas").focus(); 
		return false; 
    }
	
	document.getElementById("form_inscription_news_alerte_bas").submit();
}