function valider_form_admin(theForm) 
  {  
  
		if (theForm.pLogin.value.length == 0)
		{
			alert("Les champs login est  obligatoire !");
			theForm.pLogin.focus();
			return false;
		}
		if (theForm.pMdp.value.length == 0)
		{
			alert("Les champs Mot de passe est obligatoire !");
			theForm.pMdp.focus();
			return false;
		}
    return true;
  }