function saveMails(){
  var sonmail = document.formMail.email.value;
  
  if(!sonmail){
    if(!sonmail){
      alert("Email invalide !");
    }
    return false;

  }//fin premier if
  else{
    var a = sonmail;
	var valide1 = false;
	var j=1;
	for(j=1;j<(a.length);j++){
		if(a.charAt(j)=='@'){
			if(j<(a.length-4)){
				var k=j;
				for(k=j;k<(a.length-2);k++){
					if(a.charAt(k)=='.') 
					valide1=true;
							
				}
			}
		}
	}
	
	if(valide1==false) {
	alert("Email invalide !");
	return valide1;
	}
  }
}//fin fonction test