function tabChange( tab,name,value ){
  var list_tab_id = 'list_' + tab;

  var elementTab = document.getElementById('brand_tab');

  for (i = 0 ; i < elementTab.childNodes.length; i++){
    if(elementTab.childNodes[i].id == tab){
        elementTab.childNodes[i].className = "here";
    } else {
        elementTab.childNodes[i].className = "";
    }
  }

  var oElementList = document.getElementById('list');

  for (j = 0 ; j < oElementList.childNodes.length; j++){
    if(oElementList.childNodes[j].id ){
      if(oElementList.childNodes[j].id == list_tab_id ){
        oElementList.childNodes[j].style.display = "";
      } else {
        oElementList.childNodes[j].style.display = "none";
      }
    }
  }
  return;
}