mmenu = document.getElementById('menu');

alen = mmenu.getElementsByTagName('a').length;

for(count=0;count<alen;count++){
mmenu.getElementsByTagName('a')[count].setAttribute("class","");
}

ulen = mmenu.getElementsByTagName('ul').length;

for(count=1;count<ulen;count++){
mmenu.getElementsByTagName('ul')[count].setAttribute("class","popout");
}