function refreshSubCategories(category, selectId, selectName) {
  new Request({
    url: '/charger-sous-categories',
    noCache: true,
    secure: false,
    onSuccess:
    function(response){
      $(selectId).getParent().set('html', response);
    }.bind(this)
  }).send('category_id='+category.value+'&selectName='+ selectName + '&selectId='+selectId);
}
function validez(){
	document.frm.submit();
}