function valid_email_envoi()
{
var x = document.frm_newsletter.txtmail.value;
var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
if(!filter.test(x))
		{ 
		alert('L\'adresse email que vous aver saisi est incorrecte');
		document.frm_newsletter.txtmail.select();  
		}
else
		{
		document.frm_newsletter.method = "post";
		document.frm_newsletter.action = "newsletter/newsletter.php?ajout=1";
		document.frm_newsletter.submit();
		}
}
function supp_from_newsletter()
{
		var x = document.frm_newsletter.txtmail.value;
		var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
		if(!filter.test(x))
		{ 
		alert('L\'adresse email que vous aver saisi est incorrecte');
		document.all.frm_newsletter.txtmail.focus();
		}
 		else
		{
		document.frm_newsletter.method = "post";
		document.frm_newsletter.action = "newsletter/newsletter.php?supp=1";
		document.frm_newsletter.submit();
 	 	}
}

function valid_email_envoi_eng()
{
var x = document.frm_newsletter.txtmail.value;
var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
if(!filter.test(x))
		{ 
		alert('The email that you aver seized is incorrect ');
		document.frm_newsletter.txtmail.select();  
		}
else
		{
		document.frm_newsletter.method = "post";
		document.frm_newsletter.action = "../newsletter/newsletter_eng.php?ajout=1";
		document.frm_newsletter.submit();
		}
}
function supp_from_newsletter_eng()
{
		var x = document.frm_newsletter.txtmail.value;
		var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
		if(!filter.test(x))
		{ 
		alert('The email that you aver seized is incorrect ');
		document.all.frm_newsletter.txtmail.focus();
		}
 		else
		{
		document.frm_newsletter.method = "post";
		document.frm_newsletter.action = "../newsletter/newsletter_eng.php?supp=1";
		document.frm_newsletter.submit();
 	 	}
}

function valid_email_envoi_ar()
{
var x = document.frm_newsletter.txtmail.value;
var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
if(!filter.test(x))
		{ 
		alert('The email that you aver seized is incorrect ');
		document.frm_newsletter.txtmail.select();  
		}
else
		{
		document.frm_newsletter.method = "post";
		document.frm_newsletter.action = "../newsletter/newsletter_eng.php?ajout=1";
		document.frm_newsletter.submit();
		}
}