//Javascript Document

  function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
  }
  function preloadImages() {
	if (document.images) {
		 button_home_over = newImage("wp-content/themes/adonai/images/bt_home_over.png");
		 button_home = newImage("wp-content/themes/adonai/images/bt_home.png");
		 button_historia_over = newImage("wp-content/themes/adonai/images/bt_historia_over.png");
		 button_historia = newImage("wp-content/themes/adonai/images/bt_historia.png");
		 button_agenda_over = newImage("wp-content/themes/adonai/images/bt_agenda_over.png");
		 button_agenda = newImage("wp-content/themes/adonai/images/bt_agenda.png");
		 button_downloads_over = newImage("wp-content/themes/adonai/images/bt_downloads_over.png");
		 button_downloads = newImage("wp-content/themes/adonai/images/bt_downloads.png");
		 button_fotos_over = newImage("wp-content/themes/adonai/images/bt_fotos_over.png");
		 button_fotos = newImage("wp-content/themes/adonai/images/bt_fotos.png");
		 button_videos_over = newImage("wp-content/themes/adonai/images/bt_videos_over.png");
		 button_videos = newImage("wp-content/themes/adonai/images/bt_videos.png");
		 button_contato_over = newImage("wp-content/themes/adonai/images/bt_contato_over.png");
		 button_contato = newImage("wp-content/themes/adonai/images/bt_contato.png");
		 preloadFlag = true;
	}
 }

function valida(form) {
 var elementos = form.elements;
  for (var i=0; i< elementos.length; i++){
   if (elementos[i].getAttribute("type")=="text") {
    if (elementos[i].getAttribute("obrigatorio")=="sim") {
     if (elementos[i].value=="") {
      alert("O campo "+elementos[i].getAttribute("texto")+" é obrigatório.");
      return false;
     } else {
       if (elementos[i].getAttribute("email")=="sim") {
        if(!(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test((elementos[i].value))))
	    { 
         alert("O campo "+elementos[i].getAttribute("texto")+" possui um endereço e-mail inválido!");
         return false;
        }
       }
      }
    }
   }
  }
  //valida_senha(form);
  return true;
}