function go(){
if (($("#femail").val()=="")||($("#fcontenu").val()==""))
{$('#dialog').dialog('open');$('#dialog').dialog({height: 140,modal: true});
return false;}
else {
var email=$("#femail").val();
var contenu=$("#fcontenu").val();
var tel=$("#tel1").val();
contenu="Tel : "+tel+" Contenu : "+contenu;
{$.ajax({
        type: "POST",
		url: "includes/email.inc.php",
		data: "email="+email+'&contenu='+contenu,
        dataType: "text",
        beforeSend: function(){},
        success: function(text){
		$("#dialog").text(text);
		$('#dialog').dialog('open');
$('#dialog').dialog({ height: 140,modal: true});	
		},
		error: function (XMLHttpRequest, textStatus, errorThrown) {
		 alert ('Erreur ' + textStatus + ' ' + errorThrown);
		}
    });
    return false;
}}
}